grammar.bgf

<?xml version="1.0" encoding="UTF-8"?>

<xns1:grammar xmlns:xns1="http://planet-sl.org/bgf">
  <xns1:production>
    <nonterminal>Bibliography</nonterminal>
    <xns1:expression>
      <plus>
	<xns1:expression>
	  <selectable>
	    <selector>publications</selector>
	    <xns1:expression>
	      <nonterminal>Publication</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </plus>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Article</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Book</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>InBook</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Booklet</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>InCollection</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>InProceedings</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Proceedings</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Manual</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Misc</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Unpublished</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Thesis</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Publication</nonterminal>
    <xns1:expression>
      <nonterminal>Report</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Article</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>journal</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>pages</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Book</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>source</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>edition</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>isbn</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>price</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Person</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>publisher</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>InBook</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>publisher</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Person</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>pages</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>chapter</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>type</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Booklet</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>edition</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>howpublished</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>InCollection</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Person</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>publisher</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>pages</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>edition</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>chapter</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>type</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>booktitle</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>InProceedings</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Person</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>pages</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>Integer</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>booktitle</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organization</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>publisher</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Proceedings</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Person</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>publisher</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organization</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>number</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>volume</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Manual</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organization</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>edition</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Misc</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>howpublished</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Unpublished</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Thesis</nonterminal>
    <xns1:expression>
      <nonterminal>MasterThesis</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Thesis</nonterminal>
    <xns1:expression>
      <nonterminal>PhDThesis</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>MasterThesis</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>school</selector>
	    <xns1:expression>
	      <nonterminal>University</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>type</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>PhDThesis</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>author</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>school</selector>
	    <xns1:expression>
	      <nonterminal>University</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>month</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>type</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Report</nonterminal>
    <xns1:expression>
      <nonterminal>ProjectReport</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Report</nonterminal>
    <xns1:expression>
      <nonterminal>TechnicalReport</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>ProjectReport</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>describesProject</selector>
	<xns1:expression>
	  <nonterminal>Project</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>TechnicalReport</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>series</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organization</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <nonterminal>Conference</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <nonterminal>Workshop</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <nonterminal>Exhibition</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <nonterminal>Lecture</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <nonterminal>Meeting</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Event</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>date</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>eventTitle</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>location</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>atEvent</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>hasPartEvent</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Conference</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>series</selector>
	<xns1:expression>
	  <nonterminal>String</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Workshop</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>series</selector>
	<xns1:expression>
	  <nonterminal>String</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Exhibition</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>date</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>eventTitle</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>location</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>atEvent</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>hasPartEvent</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Lecture</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>givenBy</selector>
	<xns1:expression>
	  <nonterminal>Person</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Meeting</nonterminal>
    <xns1:expression>
      <nonterminal>ProjectMeeting</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Meeting</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>title</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>participant</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>ProjectMeeting</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>title</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>participant</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Person</nonterminal>
    <xns1:expression>
      <nonterminal>Employee</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Person</nonterminal>
    <xns1:expression>
      <nonterminal>AcademicStaff</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Person</nonterminal>
    <xns1:expression>
      <nonterminal>Student</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Person</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>address</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>email</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>fax</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>homepage</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>phone</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>photo</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Employee</nonterminal>
    <xns1:expression>
      <nonterminal>Manager</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Employee</nonterminal>
    <xns1:expression>
      <nonterminal>AdministrativeStaff</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Employee</nonterminal>
    <xns1:expression>
      <nonterminal>TechnicalStaff</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Employee</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>affiliation</selector>
	<xns1:expression>
	  <nonterminal>Organization</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Manager</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>affiliation</selector>
	<xns1:expression>
	  <nonterminal>Organization</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AdministrativeStaff</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>affiliation</selector>
	<xns1:expression>
	  <nonterminal>Organization</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>TechnicalStaff</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>affiliation</selector>
	<xns1:expression>
	  <nonterminal>Organization</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AcademicStaff</nonterminal>
    <xns1:expression>
      <nonterminal>Lecturer</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AcademicStaff</nonterminal>
    <xns1:expression>
      <nonterminal>FacultyMember</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AcademicStaff</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>cooperateWith</selector>
		<xns1:expression>
		  <nonterminal>AcademicStaff</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Publication</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>headOf</selector>
	    <xns1:expression>
	      <nonterminal>Project</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>headOfGroup</selector>
	    <xns1:expression>
	      <nonterminal>ResearchGroup</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>memberOfPC</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organizerOrChairOf</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publication</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>supervises</selector>
		<xns1:expression>
		  <nonterminal>PhDStudent</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>worksAtProject</selector>
	    <xns1:expression>
	      <nonterminal>ResearchTopic</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Lecturer</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>cooperateWith</selector>
		<xns1:expression>
		  <nonterminal>AcademicStaff</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>editor</selector>
	    <xns1:expression>
	      <nonterminal>Publication</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>headOf</selector>
	    <xns1:expression>
	      <nonterminal>Project</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>headOfGroup</selector>
	    <xns1:expression>
	      <nonterminal>ResearchGroup</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>memberOfPC</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>organizerOrChairOf</selector>
	    <xns1:expression>
	      <nonterminal>Event</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publication</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>supervises</selector>
		<xns1:expression>
		  <nonterminal>PhDStudent</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>worksAtProject</selector>
	    <xns1:expression>
	      <nonterminal>ResearchTopic</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>FacultyMember</nonterminal>
    <xns1:expression>
      <nonterminal>FullProfessor</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>FacultyMember</nonterminal>
    <xns1:expression>
      <nonterminal>AssistantProfessor</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>FacultyMember</nonterminal>
    <xns1:expression>
      <nonterminal>AssociateProfessor</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>FacultyMember</nonterminal>
    <xns1:expression>
      <choice>
	<xns1:expression>
	  <nonterminal>FullProfessor</nonterminal>
	</xns1:expression>
	<xns1:expression>
	  <nonterminal>AssistantProfessor</nonterminal>
	</xns1:expression>
	<xns1:expression>
	  <nonterminal>AssociateProfessor</nonterminal>
	</xns1:expression>
      </choice>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>FullProfessor</nonterminal>
    <xns1:expression>
      <epsilon/>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AssistantProfessor</nonterminal>
    <xns1:expression>
      <epsilon/>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>AssociateProfessor</nonterminal>
    <xns1:expression>
      <epsilon/>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Student</nonterminal>
    <xns1:expression>
      <nonterminal>Undergraduate</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Student</nonterminal>
    <xns1:expression>
      <nonterminal>Graduate</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Student</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>studiesAt</selector>
	<xns1:expression>
	  <nonterminal>University</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Undergraduate</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>studiesAt</selector>
	<xns1:expression>
	  <nonterminal>University</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Graduate</nonterminal>
    <xns1:expression>
      <nonterminal>PhDStudent</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>PhDStudent</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publication</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>worksAtProject</selector>
	    <xns1:expression>
	      <nonterminal>Project</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>supervisor</selector>
	    <xns1:expression>
	      <nonterminal>AcademicStaff</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>ResearchGroup</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>Association</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>Department</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>Institute</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>Enterprise</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <nonterminal>University</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Organization</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>location</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>carriesOut</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>develops</selector>
		<xns1:expression>
		  <nonterminal>Product</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>employs</selector>
		<xns1:expression>
		  <nonterminal>Employee</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>finances</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publishes</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>technicalReport</selector>
		<xns1:expression>
		  <nonterminal>TechnicalReport</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>ResearchGroup</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>head</selector>
	    <xns1:expression>
	      <nonterminal>AcademicStaff</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>member</selector>
		<xns1:expression>
		  <nonterminal>Employee</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Association</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>location</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>carriesOut</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>develops</selector>
		<xns1:expression>
		  <nonterminal>Product</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>employs</selector>
		<xns1:expression>
		  <nonterminal>Employee</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>finances</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publishes</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>technicalReport</selector>
		<xns1:expression>
		  <nonterminal>TechnicalReport</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Department</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>hasParts</selector>
	<xns1:expression>
	  <nonterminal>Institute</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Institute</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>cooperateWith</selector>
	    <xns1:expression>
	      <nonterminal>Institute</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>hasParts</selector>
		<xns1:expression>
		  <nonterminal>ResearchGroup</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Enterprise</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>location</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>carriesOut</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>develops</selector>
		<xns1:expression>
		  <nonterminal>Product</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>employs</selector>
		<xns1:expression>
		  <nonterminal>Employee</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>finances</selector>
		<xns1:expression>
		  <nonterminal>Project</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>publishes</selector>
		<xns1:expression>
		  <nonterminal>Publication</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>technicalReport</selector>
		<xns1:expression>
		  <nonterminal>TechnicalReport</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>University</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>hasParts</selector>
		<xns1:expression>
		  <nonterminal>Department</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>student</selector>
		<xns1:expression>
		  <nonterminal>Student</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Project</nonterminal>
    <xns1:expression>
      <nonterminal>ResearchProject</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Project</nonterminal>
    <xns1:expression>
      <nonterminal>DevelopmentProject</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Project</nonterminal>
    <xns1:expression>
      <nonterminal>SoftwareProject</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>ResearchProject</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>carriedOutBy</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>financedBy</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>head</selector>
	    <xns1:expression>
	      <nonterminal>AcademicStaff</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>isAbout</selector>
		<xns1:expression>
		  <nonterminal>ResearchTopic</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>member</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>projectInfo</selector>
		<xns1:expression>
		  <nonterminal>ProjectReport</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>DevelopmentProject</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>carriedOutBy</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>financedBy</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>head</selector>
	    <xns1:expression>
	      <nonterminal>AcademicStaff</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>isAbout</selector>
		<xns1:expression>
		  <nonterminal>ResearchTopic</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>member</selector>
		<xns1:expression>
		  <nonterminal>Person</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>projectInfo</selector>
		<xns1:expression>
		  <nonterminal>ProjectReport</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>SoftwareProject</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>product</selector>
	<xns1:expression>
	  <nonterminal>Product</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Product</nonterminal>
    <xns1:expression>
      <nonterminal>SoftwareComponent</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Product</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>name</selector>
	    <xns1:expression>
	      <nonterminal>String</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <selectable>
	    <selector>developedBy</selector>
	    <xns1:expression>
	      <nonterminal>Organization</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>SoftwareComponent</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>hasPrice</selector>
	<xns1:expression>
	  <nonterminal>Integer</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Topic</nonterminal>
    <xns1:expression>
      <nonterminal>ResearchTopic</nonterminal>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Topic</nonterminal>
    <xns1:expression>
      <selectable>
	<selector>name</selector>
	<xns1:expression>
	  <nonterminal>String</nonterminal>
	</xns1:expression>
      </selectable>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>ResearchTopic</nonterminal>
    <xns1:expression>
      <sequence>
	<xns1:expression>
	  <selectable>
	    <selector>dealWithIn</selector>
	    <xns1:expression>
	      <nonterminal>Project</nonterminal>
	    </xns1:expression>
	  </selectable>
	</xns1:expression>
	<xns1:expression>
	  <plus>
	    <xns1:expression>
	      <selectable>
		<selector>isWorkedOnBy</selector>
		<xns1:expression>
		  <nonterminal>AcademicStaff</nonterminal>
		</xns1:expression>
	      </selectable>
	    </xns1:expression>
	  </plus>
	</xns1:expression>
      </sequence>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>String</nonterminal>
    <xns1:expression>
      <value>string</value>
    </xns1:expression>
  </xns1:production>
  <xns1:production>
    <nonterminal>Integer</nonterminal>
    <xns1:expression>
      <value>int</value>
    </xns1:expression>
  </xns1:production>
</xns1:grammar>