From b818a885781844c1497249071559777a48c5b033 Mon Sep 17 00:00:00 2001
From: grammarware <vadim@grammarware.net>
Date: Sat, 23 Jul 2011 07:27:59 +0000
Subject: [PATCH] meta-massage

git-svn-id: https://slps.svn.sourceforge.net/svnroot/slps@1105 ab42f6e0-554d-0410-b580-99e487e6eeb2
---
 topics/grammars/wiki/mediawiki-bnf/Makefile   |  28 +++--
 .../wiki/mediawiki-bnf/connect-grammar.xbgf   |  81 +++++--------
 .../wiki/mediawiki-bnf/define-lexicals.xbgf   |  17 +--
 .../mediawiki-bnf/define-special-symbols.xbgf |  70 ++++++++++++
 .../wiki/mediawiki-bnf/fix-names.xbgf         | 106 +++---------------
 .../wiki/mediawiki-bnf/unify-whitespace.xbgf  |  30 ++++-
 ...lise-plus.xbgf => utilise-repetition.xbgf} |  76 +++++++++++++
 .../wiki/mediawiki-bnf/utilise-star.xbgf      |  79 -------------
 8 files changed, 240 insertions(+), 247 deletions(-)
 rename topics/grammars/wiki/mediawiki-bnf/{utilise-plus.xbgf => utilise-repetition.xbgf} (59%)
 delete mode 100644 topics/grammars/wiki/mediawiki-bnf/utilise-star.xbgf

diff --git a/topics/grammars/wiki/mediawiki-bnf/Makefile b/topics/grammars/wiki/mediawiki-bnf/Makefile
index 0a688518..b7482aed 100644
--- a/topics/grammars/wiki/mediawiki-bnf/Makefile
+++ b/topics/grammars/wiki/mediawiki-bnf/Makefile
@@ -10,7 +10,7 @@ extract:
 
 	${tooldir}/mergebgf raw.1.bgf raw.2.bgf raw.3.bgf raw.4.bgf raw.5.bgf ext.01.bgf
 
-	${tooldir}/xbgf utilise-plus.xbgf            ext.01.bgf ext.02.bgf
+	${tooldir}/xbgf utilise-repetition.xbgf      ext.01.bgf ext.02.bgf
 	${tooldir}/xbgf remove-concatenation.xbgf    ext.02.bgf ext.03.bgf
 	${tooldir}/xbgf remove-extension-points.xbgf ext.03.bgf ext.04.bgf
 	${tooldir}/xbgf remove-php-legacy.xbgf       ext.04.bgf ext.05.bgf
@@ -20,24 +20,22 @@ extract:
 	${tooldir}/xbgf remove-duplicates.xbgf       ext.08.bgf ext.09.bgf
 	${tooldir}/xbgf dehtmlify.xbgf               ext.09.bgf ext.10.bgf
 	${tooldir}/xbgf utilise-question.xbgf        ext.10.bgf ext.11.bgf
-	${tooldir}/xbgf utilise-star.xbgf            ext.11.bgf ext.12.bgf
-	${tooldir}/xbgf fix-markup.xbgf              ext.12.bgf ext.13.bgf
-	${tooldir}/xbgf define-special-symbols.xbgf  ext.13.bgf ext.14.bgf
-	${tooldir}/xbgf fake-exclusion.xbgf          ext.14.bgf ext.15.bgf
-	${tooldir}/xbgf remove-postfix-case.xbgf     ext.15.bgf ext.16.bgf
-	${tooldir}/xbgf fix-names.xbgf               ext.16.bgf ext.17.bgf
-	${tooldir}/xbgf unify-whitespace.xbgf        ext.17.bgf ext.18.bgf
-	${tooldir}/xbgf connect-grammar.xbgf         ext.18.bgf ext.19.bgf
-	${tooldir}/xbgf refactor-repetition.xbgf     ext.19.bgf ext.20.bgf
-	${tooldir}/xbgf define-lexicals.xbgf         ext.20.bgf ext.21.bgf
+	${tooldir}/xbgf fix-markup.xbgf              ext.11.bgf ext.12.bgf
+	${tooldir}/xbgf define-special-symbols.xbgf  ext.12.bgf ext.13.bgf
+	${tooldir}/xbgf fake-exclusion.xbgf          ext.13.bgf ext.14.bgf
+	${tooldir}/xbgf remove-postfix-case.xbgf     ext.14.bgf ext.15.bgf
+	${tooldir}/xbgf fix-names.xbgf               ext.15.bgf ext.16.bgf
+	${tooldir}/xbgf unify-whitespace.xbgf        ext.16.bgf ext.17.bgf
+	${tooldir}/xbgf connect-grammar.xbgf         ext.17.bgf ext.18.bgf
+	${tooldir}/xbgf refactor-repetition.xbgf     ext.18.bgf ext.19.bgf
+	${tooldir}/xbgf define-lexicals.xbgf         ext.19.bgf ext.20.bgf
 
-	${hunter} mediawiki.config.wiki plain.edd add.bgf
-	${tooldir}/mergebgf ext.21.bgf add.bgf ext.22.bgf
-	${tooldir}/subgrammar ext.21.bgf wiki-page grammar.bgf
+	#${hunter} mediawiki.config.wiki plain.edd add.bgf
+	#${tooldir}/mergebgf ext.21.bgf add.bgf ext.22.bgf
+	${tooldir}/subgrammar ext.20.bgf wiki-page grammar.bgf
 
 	${tooldir}/bgf2html grammar.bgf view.html
 	${tooldir}/checkbgf grammar.bgf
-	${tooldir}/checkbgf ext.01.bgf
 
 plot:
 	${tooldir}/bgf2dot  grammar.bgf grammar.dot
diff --git a/topics/grammars/wiki/mediawiki-bnf/connect-grammar.xbgf b/topics/grammars/wiki/mediawiki-bnf/connect-grammar.xbgf
index 8fd2df53..fca97079 100644
--- a/topics/grammars/wiki/mediawiki-bnf/connect-grammar.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/connect-grammar.xbgf
@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xbgf:sequence xmlns:xbgf="http://planet-sl.org/xbgf" xmlns:bgf="http://planet-sl.org/bgf">
+	<!-- intentionally bottom -->
+	<xbgf:eliminate>
+		<nonterminal>BlockHTML</nonterminal>
+	</xbgf:eliminate>
 	<!-- Noparse block -->
 	<xbgf:define>
 		<bgf:production>
@@ -13,10 +17,23 @@
 			</bgf:expression>
 		</bgf:production>
 	</xbgf:define>
-	<!-- Beautification engage! -->
-	<xbgf:reroot>
-		<root>wiki-page</root>
-	</xbgf:reroot>
+	<!-- ImageOtherParameter -->
+	<xbgf:vertical>
+		<nonterminal>image-option</nonterminal>
+	</xbgf:vertical>
+	<xbgf:add>
+		<vertical>
+			<bgf:production>
+				<nonterminal>image-option</nonterminal>
+				<bgf:expression>
+					<nonterminal>image-other-parameter</nonterminal>
+				</bgf:expression>
+			</bgf:production>
+		</vertical>
+	</xbgf:add>
+	<xbgf:horizontal>
+		<nonterminal>image-option</nonterminal>
+	</xbgf:horizontal>
 	<!-- digits!!! -->
 	<xbgf:define>
 		<bgf:production>
@@ -38,29 +55,6 @@
 		<add>DIGIT</add>
 		<to>decimal-digit</to>
 	</xbgf:unite>
-	<!-- ImageOtherParameter -->
-	<xbgf:vertical>
-		<nonterminal>image-option</nonterminal>
-	</xbgf:vertical>
-	<xbgf:add>
-		<vertical>
-			<bgf:production>
-				<nonterminal>image-option</nonterminal>
-				<bgf:expression>
-					<nonterminal>image-other-parameter</nonterminal>
-				</bgf:expression>
-			</bgf:production>
-		</vertical>
-	</xbgf:add>
-	<xbgf:horizontal>
-		<nonterminal>image-option</nonterminal>
-	</xbgf:horizontal>
-	<xbgf:eliminate>
-		<nonterminal>BlockHTML</nonterminal>
-	</xbgf:eliminate>
-	<xbgf:eliminate>
-		<nonterminal>newlines</nonterminal>
-	</xbgf:eliminate>
 	<!--
 		 mw("img_upright")          ::= "upright" [, ["=",] PositiveInteger]
 		 mw("img_width")            ::= PositiveNumber "px" ;
@@ -73,35 +67,10 @@
 		<add>PositiveNumber</add>
 		<to>digits</to>
 	</xbgf:unite>
-	<!-- 
-		removing French idiosyncrasy
-	-->
-	<xbgf:vertical>
-		<nonterminal>text-with-formatting</nonterminal>
-	</xbgf:vertical>
-	<xbgf:remove>
-		<vertical>
-			<bgf:production>
-				<nonterminal>text-with-formatting</nonterminal>
-				<bgf:expression>
-					<nonterminal>open-guillemet</nonterminal>
-				</bgf:expression>
-			</bgf:production>
-		</vertical>
-	</xbgf:remove>
-	<xbgf:remove>
-		<vertical>
-			<bgf:production>
-				<nonterminal>text-with-formatting</nonterminal>
-				<bgf:expression>
-					<nonterminal>close-guillemet</nonterminal>
-				</bgf:expression>
-			</bgf:production>
-		</vertical>
-	</xbgf:remove>
-	<xbgf:horizontal>
-		<nonterminal>text-with-formatting</nonterminal>
-	</xbgf:horizontal>
+	<!-- Defined in Inline Text and Fundamentals, never used -->
+	<xbgf:eliminate>
+		<nonterminal>newlines</nonterminal>
+	</xbgf:eliminate>
 	<!-- ImageModeParameter -->
 	<xbgf:unite>
 		<add>ImageModeThumb</add>
diff --git a/topics/grammars/wiki/mediawiki-bnf/define-lexicals.xbgf b/topics/grammars/wiki/mediawiki-bnf/define-lexicals.xbgf
index 4ef127cd..b26fb8ca 100644
--- a/topics/grammars/wiki/mediawiki-bnf/define-lexicals.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/define-lexicals.xbgf
@@ -1,5 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xbgf:sequence xmlns:xbgf="http://planet-sl.org/xbgf" xmlns:bgf="http://planet-sl.org/bgf">
+	<!-- Any -->
+	<xbgf:redefine>
+		<bgf:production>
+			<nonterminal>random-character</nonterminal>
+			<bgf:expression>
+				<any/>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:redefine>
 	<!-- Mainstream -->
 	<xbgf:define>
 		<bgf:production>
@@ -26,14 +35,6 @@
 		</bgf:production>
 	</xbgf:define>
 	<!-- Any -->
-	<xbgf:redefine>
-		<bgf:production>
-			<nonterminal>random-character</nonterminal>
-			<bgf:expression>
-				<any/>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:redefine>
 	<xbgf:define>
 		<bgf:production>
 			<nonterminal>any-text</nonterminal>
diff --git a/topics/grammars/wiki/mediawiki-bnf/define-special-symbols.xbgf b/topics/grammars/wiki/mediawiki-bnf/define-special-symbols.xbgf
index 9ad1a5bd..11a6b666 100644
--- a/topics/grammars/wiki/mediawiki-bnf/define-special-symbols.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/define-special-symbols.xbgf
@@ -87,4 +87,74 @@
 	<xbgf:horizontal>
 		<nonterminal>TableParameters</nonterminal>
 	</xbgf:horizontal>
+	<!-- defining some unresolved nonterminals from configuration; valid only for default configuration of MediaWiki for Wikipedia (which is great for a baseline grammar) -->
+	<xbgf:define>
+		<bgf:production>
+			<nonterminal>FROM_LANGUAGE_FILE</nonterminal>
+			<bgf:expression>
+				<terminal>#redirect</terminal>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:define>
+	<xbgf:inline>FROM_LANGUAGE_FILE</xbgf:inline>
+	<xbgf:define>
+		<bgf:production>
+			<nonterminal>STRING_FROM_DB</nonterminal>
+			<bgf:expression>
+				<terminal>Wikipedia</terminal>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:define>
+	<xbgf:inline>STRING_FROM_DB</xbgf:inline>
+	<!-- [_0-9A-Za-z\x80-\xff] -->
+	<xbgf:define>
+		<bgf:production>
+			<nonterminal>STRING_FROM_CONFIG</nonterminal>
+			<bgf:expression>
+				<value>string</value>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:define>
+	<xbgf:inline>STRING_FROM_CONFIG</xbgf:inline>
+	<!-- by default, "Category" -->
+	<xbgf:define>
+		<bgf:production>
+			<nonterminal>NS_CATEGORY</nonterminal>
+			<bgf:expression>
+				<terminal>Category</terminal>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:define>
+	<xbgf:inline>NS_CATEGORY</xbgf:inline>
+	<!-- <protocol>             ::= ALLOWED_PROTOCOL_FROM_CONFIG (e.g. "http://", "mailto:") -->
+	<xbgf:define>
+		<bgf:production>
+			<nonterminal>ALLOWED_PROTOCOL_FROM_CONFIG</nonterminal>
+			<bgf:expression>
+				<choice>
+					<bgf:expression>
+						<terminal>http://</terminal>
+					</bgf:expression>
+					<bgf:expression>
+						<terminal>https://</terminal>
+					</bgf:expression>
+					<bgf:expression>
+						<terminal>ftp://</terminal>
+					</bgf:expression>
+					<bgf:expression>
+						<terminal>ftps://</terminal>
+					</bgf:expression>
+					<bgf:expression>
+						<terminal>mailto:</terminal>
+					</bgf:expression>
+				</choice>
+			</bgf:expression>
+		</bgf:production>
+	</xbgf:define>
+	<xbgf:inline>ALLOWED_PROTOCOL_FROM_CONFIG</xbgf:inline>
+	<!-- seems this way, need to validate -->
+	<xbgf:unite>
+		<add>LEGAL_ARTICLE_ENTITY</add>
+		<to>article-title</to>
+	</xbgf:unite>
 </xbgf:sequence>
diff --git a/topics/grammars/wiki/mediawiki-bnf/fix-names.xbgf b/topics/grammars/wiki/mediawiki-bnf/fix-names.xbgf
index 8227d0a2..ff630569 100644
--- a/topics/grammars/wiki/mediawiki-bnf/fix-names.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/fix-names.xbgf
@@ -1,32 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xbgf:sequence xmlns:xbgf="http://planet-sl.org/xbgf" xmlns:bgf="http://planet-sl.org/bgf">
+	<!-- misleading singular/plural mismatch -->
 	<xbgf:rename>
 		<nonterminal>
 			<from>title-legal-chars</from>
 			<to>title-legal-char</to>
 		</nonterminal>
 	</xbgf:rename>
-	<xbgf:unite>
-		<add>harmless-characters</add>
-		<to>harmless-character</to>
-	</xbgf:unite>
-	<!-- misspelled -->
-	<xbgf:unite>
-		<add>unespaced-less-than</add>
-		<to>unescaped-less-than</to>
-	</xbgf:unite>
-	<xbgf:unite>
-		<add>ImageParamUpgright</add>
-		<to>ImageParamUpright</to>
-	</xbgf:unite>
-	<xbgf:unite>
-		<add>ImageValignParameter</add>
-		<to>ImageVAlignParameter</to>
-	</xbgf:unite>
 	<xbgf:unite>
 		<add>TableCellParameter</add>
 		<to>TableCellParameters</to>
 	</xbgf:unite>
+	<xbgf:unite>
+		<add>harmless-characters</add>
+		<to>harmless-character</to>
+	</xbgf:unite>
 	<!-- ImageAlignParameter        ::= ImageAlignLeft | ImageAlign|Center | ImageAlignRight | ImageAlignNone -->
 	<xbgf:replace>
 		<bgf:expression>
@@ -47,6 +35,19 @@
 			</choice>
 		</bgf:expression>
 	</xbgf:replace>
+	<!-- misspelled names -->
+	<xbgf:unite>
+		<add>unespaced-less-than</add>
+		<to>unescaped-less-than</to>
+	</xbgf:unite>
+	<xbgf:unite>
+		<add>ImageParamUpgright</add>
+		<to>ImageParamUpright</to>
+	</xbgf:unite>
+	<xbgf:unite>
+		<add>ImageValignParameter</add>
+		<to>ImageVAlignParameter</to>
+	</xbgf:unite>
 	<!-- fixing errors that emerged due to inconsistency of naming convention -->
 	<xbgf:unite>
 		<add>noparseblock</add>
@@ -393,75 +394,4 @@
 			<to>wiki-markup-characters</to>
 		</nonterminal>
 	</xbgf:rename>
-	<!-- defining some unresolved nonterminals from configuration; valid only for default configuration of MediaWiki for Wikipedia (which is great for a baseline grammar) -->
-	<xbgf:define>
-		<bgf:production>
-			<nonterminal>FROM_LANGUAGE_FILE</nonterminal>
-			<bgf:expression>
-				<terminal>#redirect</terminal>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:define>
-	<xbgf:inline>FROM_LANGUAGE_FILE</xbgf:inline>
-	<xbgf:define>
-		<bgf:production>
-			<nonterminal>STRING_FROM_DB</nonterminal>
-			<bgf:expression>
-				<terminal>Wikipedia</terminal>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:define>
-	<xbgf:inline>STRING_FROM_DB</xbgf:inline>
-	<!-- [_0-9A-Za-z\x80-\xff] -->
-	<xbgf:define>
-		<bgf:production>
-			<nonterminal>STRING_FROM_CONFIG</nonterminal>
-			<bgf:expression>
-				<value>string</value>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:define>
-	<xbgf:inline>STRING_FROM_CONFIG</xbgf:inline>
-	<!-- by default, "Category" -->
-	<xbgf:define>
-		<bgf:production>
-			<nonterminal>NS_CATEGORY</nonterminal>
-			<bgf:expression>
-				<terminal>Category</terminal>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:define>
-	<xbgf:inline>NS_CATEGORY</xbgf:inline>
-	<!-- <protocol>             ::= ALLOWED_PROTOCOL_FROM_CONFIG (e.g. "http://", "mailto:") -->
-	<xbgf:define>
-		<bgf:production>
-			<nonterminal>ALLOWED_PROTOCOL_FROM_CONFIG</nonterminal>
-			<bgf:expression>
-				<choice>
-					<bgf:expression>
-						<terminal>http://</terminal>
-					</bgf:expression>
-					<bgf:expression>
-						<terminal>https://</terminal>
-					</bgf:expression>
-					<bgf:expression>
-						<terminal>ftp://</terminal>
-					</bgf:expression>
-					<bgf:expression>
-						<terminal>ftps://</terminal>
-					</bgf:expression>
-					<bgf:expression>
-						<terminal>mailto:</terminal>
-					</bgf:expression>
-				</choice>
-			</bgf:expression>
-		</bgf:production>
-	</xbgf:define>
-	<xbgf:inline>ALLOWED_PROTOCOL_FROM_CONFIG</xbgf:inline>
-	<!-- seems this way, need to validate -->
-	<xbgf:unite>
-		<add>LEGAL_ARTICLE_ENTITY</add>
-		<to>article-title</to>
-	</xbgf:unite>
-	
 </xbgf:sequence>
diff --git a/topics/grammars/wiki/mediawiki-bnf/unify-whitespace.xbgf b/topics/grammars/wiki/mediawiki-bnf/unify-whitespace.xbgf
index 87503f7f..5c195fe2 100644
--- a/topics/grammars/wiki/mediawiki-bnf/unify-whitespace.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/unify-whitespace.xbgf
@@ -17,7 +17,6 @@
 		<add>?_variants_of_spaces_?</add>
 		<to>space</to>
 	</xbgf:unite>
-	
 	<!-- newlines -->
 	<xbgf:unite>
 		<add>?_carriage_return_and_line_feed_?</add>
@@ -50,4 +49,33 @@
 		<add>?_tab_?</add>
 		<to>TAB</to>
 	</xbgf:unite>
+	<!-- 
+		removing French idiosyncrasy
+	-->
+	<xbgf:vertical>
+		<nonterminal>text-with-formatting</nonterminal>
+	</xbgf:vertical>
+	<xbgf:remove>
+		<vertical>
+			<bgf:production>
+				<nonterminal>text-with-formatting</nonterminal>
+				<bgf:expression>
+					<nonterminal>open-guillemet</nonterminal>
+				</bgf:expression>
+			</bgf:production>
+		</vertical>
+	</xbgf:remove>
+	<xbgf:remove>
+		<vertical>
+			<bgf:production>
+				<nonterminal>text-with-formatting</nonterminal>
+				<bgf:expression>
+					<nonterminal>close-guillemet</nonterminal>
+				</bgf:expression>
+			</bgf:production>
+		</vertical>
+	</xbgf:remove>
+	<xbgf:horizontal>
+		<nonterminal>text-with-formatting</nonterminal>
+	</xbgf:horizontal>
 </xbgf:sequence>
diff --git a/topics/grammars/wiki/mediawiki-bnf/utilise-plus.xbgf b/topics/grammars/wiki/mediawiki-bnf/utilise-repetition.xbgf
similarity index 59%
rename from topics/grammars/wiki/mediawiki-bnf/utilise-plus.xbgf
rename to topics/grammars/wiki/mediawiki-bnf/utilise-repetition.xbgf
index b72aa1de..28d8e32e 100644
--- a/topics/grammars/wiki/mediawiki-bnf/utilise-plus.xbgf
+++ b/topics/grammars/wiki/mediawiki-bnf/utilise-repetition.xbgf
@@ -116,4 +116,80 @@
 			</plus>
 		</bgf:expression>
 	</xbgf:replace>
+	<!-- article-title -->
+	<xbgf:massage>
+		<bgf:expression>
+			<plus>
+				<bgf:expression>
+					<optional>
+						<bgf:expression>
+							<choice>
+								<bgf:expression>
+									<nonterminal>title-legal-chars</nonterminal>
+								</bgf:expression>
+								<bgf:expression>
+									<terminal>%</terminal>
+								</bgf:expression>
+							</choice>
+						</bgf:expression>
+					</optional>
+				</bgf:expression>
+			</plus>
+		</bgf:expression>
+		<bgf:expression>
+			<star>
+				<bgf:expression>
+					<choice>
+						<bgf:expression>
+							<nonterminal>title-legal-chars</nonterminal>
+						</bgf:expression>
+						<bgf:expression>
+							<terminal>%</terminal>
+						</bgf:expression>
+					</choice>
+				</bgf:expression>
+			</star>
+		</bgf:expression>
+	</xbgf:massage>
+	<!-- section-id -->
+	<xbgf:massage>
+		<bgf:expression>
+			<plus>
+				<bgf:expression>
+					<optional>
+						<bgf:expression>
+							<choice>
+								<bgf:expression>
+									<nonterminal>title-legal-chars</nonterminal>
+								</bgf:expression>
+								<bgf:expression>
+									<terminal>%</terminal>
+								</bgf:expression>
+								<bgf:expression>
+									<terminal>#</terminal>
+								</bgf:expression>
+							</choice>
+						</bgf:expression>
+					</optional>
+				</bgf:expression>
+			</plus>
+		</bgf:expression>
+		<bgf:expression>
+			<star>
+				<bgf:expression>
+					<choice>
+						<bgf:expression>
+							<nonterminal>title-legal-chars</nonterminal>
+						</bgf:expression>
+						<bgf:expression>
+							<terminal>%</terminal>
+						</bgf:expression>
+						<bgf:expression>
+							<terminal>#</terminal>
+						</bgf:expression>
+					</choice>
+				</bgf:expression>
+			</star>
+		</bgf:expression>
+	</xbgf:massage>
 </xbgf:sequence>
diff --git a/topics/grammars/wiki/mediawiki-bnf/utilise-star.xbgf b/topics/grammars/wiki/mediawiki-bnf/utilise-star.xbgf
deleted file mode 100644
index a67f60c6..00000000
--- a/topics/grammars/wiki/mediawiki-bnf/utilise-star.xbgf
+++ /dev/null
@@ -1,79 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<xbgf:sequence xmlns:xbgf="http://planet-sl.org/xbgf" xmlns:bgf="http://planet-sl.org/bgf">
-	<!-- article-title -->
-	<xbgf:massage>
-		<bgf:expression>
-			<plus>
-				<bgf:expression>
-					<optional>
-						<bgf:expression>
-							<choice>
-								<bgf:expression>
-									<nonterminal>title-legal-chars</nonterminal>
-								</bgf:expression>
-								<bgf:expression>
-									<terminal>%</terminal>
-								</bgf:expression>
-							</choice>
-						</bgf:expression>
-					</optional>
-				</bgf:expression>
-			</plus>
-		</bgf:expression>
-		<bgf:expression>
-			<star>
-				<bgf:expression>
-					<choice>
-						<bgf:expression>
-							<nonterminal>title-legal-chars</nonterminal>
-						</bgf:expression>
-						<bgf:expression>
-							<terminal>%</terminal>
-						</bgf:expression>
-					</choice>
-				</bgf:expression>
-			</star>
-		</bgf:expression>
-	</xbgf:massage>
-	<!-- section-id -->
-	<xbgf:massage>
-		<bgf:expression>
-			<plus>
-				<bgf:expression>
-					<optional>
-						<bgf:expression>
-							<choice>
-								<bgf:expression>
-									<nonterminal>title-legal-chars</nonterminal>
-								</bgf:expression>
-								<bgf:expression>
-									<terminal>%</terminal>
-								</bgf:expression>
-								<bgf:expression>
-									<terminal>#</terminal>
-								</bgf:expression>
-							</choice>
-						</bgf:expression>
-					</optional>
-				</bgf:expression>
-			</plus>
-		</bgf:expression>
-		<bgf:expression>
-			<star>
-				<bgf:expression>
-					<choice>
-						<bgf:expression>
-							<nonterminal>title-legal-chars</nonterminal>
-						</bgf:expression>
-						<bgf:expression>
-							<terminal>%</terminal>
-						</bgf:expression>
-						<bgf:expression>
-							<terminal>#</terminal>
-						</bgf:expression>
-					</choice>
-				</bgf:expression>
-			</star>
-		</bgf:expression>
-	</xbgf:massage>
-</xbgf:sequence>