Merge pull request #1693 from w3c/editorial/svg-validation

Update svg conformance reference

epub33/core/index.html

@@ -3953,10 +3953,10 @@ <h4>SVG Requirements</h4>
 
 					<ul class="conformance-list">
 						<li>
-							<p id="confreq-cd-svg-docprops-schema">MUST be an <a
-									href="https://www.w3.org/TR/SVG/conform.html#ConformingSVGStandAloneFiles">SVG
-									document fragment</a> [[SVG]] and conform to all content conformance constraints
-								expressed in <a href="#sec-svg-restrictions"></a>.</p>
+							<p id="confreq-cd-svg-docprops-schema">MUST be a <a
+									href="https://www.w3.org/TR/SVG/conform.html#ConformingSVGStandAloneFiles"
+									>conforming SVG stand-alone file</a> [[SVG]] and conform to all content conformance
+								constraints expressed in <a href="#sec-svg-restrictions"></a>.</p>
 						</li>
 						<li>
 							<p id="confreq-svg-structural-semantics">MAY specify the <a href="#attrdef-epub-type"
@@ -7295,19 +7295,16 @@ <h5>Overlay Structure</h5>
 
 					<section id="sec-media-overlays-fragids">
 						<h5>Referencing Document Fragments</h5>
-
 						<p>The <code>epub:textref</code> attribute and the <a href="#elemdef-smil-text"
 									><code>text</code> element's</a>
 							<code>src</code> attribute both require a fragment identifier that references a specific
 							fragment (e.g., an element or text string) of the associated <a>EPUB Content
-							Document</a>.</p>
-
-						<p>For XHTML and SVG Content Documents, the fragment SHOULD be a reference to a <a
+							Document</a>.</p>3 <p>For XHTML and SVG Content Documents, the fragment SHOULD be a
+							reference to a <a
 								href="https://html.spec.whatwg.org/multipage/browsing-the-web.html#target-element"
 								>target element</a> [[HTML]] or an <a
 								href="https://www.w3.org/TR/SVG2/linking.html#SVGFragmentIdentifiers">SVG Fragment
 								Identifier</a> [[SVG]], respectively.</p>
-
 						<p>EPUB Creators MAY use other fragment identifier schemes, but Reading Systems may not support
 							such identifiers.</p>
 					</section>
@@ -9475,7 +9472,12 @@ <h3>Substantive Changes since the <a href="https://www.w3.org/TR/2021/WD-epub-33
 						- move all changes down to the next section
 				-->
 
-				<ul> </ul>
+				<ul>
+					<li>31-May-2021: Confirmed that SVG Content Documents do not have to be valid to the SVG
+						specification, only meet the well-formedness and ID requirements currently referenced and the
+						restrictions imposed by this specification. See <a
+							href="https://github.com/w3c/epub-specs/issues/1323">issue 1323</a>.</li>
+				</ul>
 			</section>
 
 			<section id="changes-older">