Motivation Reqs: minor wording changes, removal of closed Issue

prof/index.html

@@ -258,7 +258,7 @@ <h2>Motivation</h2>
     <h4>Motivating Requirements</h4>
     <p>
       For the purposes of dataset exchange and with the lack of a formal W3C method for describing the objects related
-      to profiles, the DXWG underwent a process of Use Case and Requirements gathering. They established the
+      to profiles, the DXWG undertook a process of Use Case and Requirements gathering. They established the
       <a href="https://www.w3.org/TR/dcat-ucr/">Dataset Exchange Use Case and Requirements</a> document
       (the UCR document) [[DCAT-UCR]] which groups requirements for profiles into the following sections:
     </p>
@@ -269,17 +269,16 @@ <h4>Motivating Requirements</h4>
       <li><a href="https://www.w3.org/TR/dcat-ucr/#ProfileMetadataRequirements">6.13 Profiles — Profile metadata</a></li>
     </ul>
     <p>
-      This Profiles Vocabulary document addresses many of those Requirements - those that can be addressed by describing
-      profile components and relations - and the Requirements as described in the UCR document link back to the Use
+      PROF addresses many of those Requirements &ndash; those that can be addressed by describing
+      profile components and relations &ndash; and those Requirements link back to the Use
       Cases that motivated them.
     </p>
     <p>
-      Additionally, the UCR document lists a further profiles Requirements section:
+      The UCR document lists a further profiles Requirements section:
       <a href="https://www.w3.org/TR/dcat-ucr/#ProfileNegotiationRequirements">6.14 Profile and content negotiation</a>
-      however Requirements there are addressed by the related [[PROF-CONNEG]] document.
+      however those are not addressed here but by the related [[PROF-CONNEG]] document.
     </p>
   </section>
-  <div class="issue" data-number="551"></div>
 </section>
 <section id="relatedwork" class="informative">
   <h2>Related Work</h2>