--- a/rdf-turtle/n-triples.html Thu Dec 05 21:40:23 2013 +0000
+++ b/rdf-turtle/n-triples.html Thu Dec 05 21:47:50 2013 +0000
@@ -128,8 +128,8 @@
N-Triples triples are also Turtle <a href="#simple-triples">simple triples</a>, but Turtle includes other representations of RDF terms and <a href="http://www.w3.org/TR/turtle/#predicate-lists">abbreviations of RDF Triples</a>. When parsed by a Turtle parser, data in the N-Triples format will produce exactly the same triples as a parser for the N-triples language.
</p>
<p>The RDF graph represented by an N-Triples document contains
- exactly each triple matching the N-Triples <a
- href="#grammar-production-triple"><code>triple</code></a>
+ exactly each triple matching the N-Triples
+ <a href="#grammar-production-triple"><code>triple</code></a>
production</a>.
</section>
@@ -197,21 +197,40 @@
</section>
- <section id="n-triples-changes" class="informative">
- <h3>Changes from RDF Test Cases format</h3>
- <ul>
- <li>Encoding is UTF-8 rather than US-ASCII
- <li>Uses IRIs rather than RDF URI References
- <li>Defines a unique media type <code>application/n-triples</code>
- <li>Subset of Turtle rather than Notation 3
- <li>Comments may occur after a triple production
- <li>Allows <code>\b</code> and <code>\f</code> for backspace and form feed
- <li>More than one way to represent a single character
- <li>Blank node labels may start with a digit
- </ul>
- </section>
+ <section id="n-triples-changes" class="informative">
+ <h3>Changes from RDF Test Cases format</h3>
+ <ul>
+ <li>Encoding is UTF-8 rather than US-ASCII
+ <li>Uses IRIs rather than RDF URI References
+ <li>Defines a unique media type <code>application/n-triples</code>
+ <li>Subset of Turtle rather than Notation 3
+ <li>Comments may occur after a triple production
+ <li>Allows <code>\b</code> and <code>\f</code> for backspace and form feed
+ <li>More than one way to represent a single character
+ <li>Blank node labels may start with a digit
+ </ul>
+ </section>
+
+ <section id="canonical-ntriples">
+ <h3>A Canonical form of N-Triples</h3>
+ <p>A canonical form of N-Triples has the following additional
+ constraints on layout:</p>
+ <ul>
+ <li>Whitespace following <code>subject</code>, <code>predicate</code>, and <code>object</code> MUST be a single space, (<code>U+0020</code>) all other locations that allow whitespace MUST be empty.</li>
+ <li>There MUST be no comments.</li>
+ <li><code>HEX</code> MUST use only uppercase letters (<code>[A-F]</code>).</li>
+ <li>Characters MUST NOT be represented by <code>UCHAR</code>.</li>
+ <li>Within <a href="#grammar-production-STRING_LITERAL_QUOTE">STRING_LITERAL_QUOTE</a>,
+ only characters not allowed directly in
+ <a href="#grammar-production-STRING_LITERAL_QUOTE">STRING_LITERAL_QUOTE</a> (<code>U+0022</code>, <code>U+005C</code>, <code>U+000A</code>, <code>U+000D</code>) use
+ <code>ECHAR</code>.
+ For all other characters, <code>ECHAR</code> MUST NOT be used.</li>
+ </ul>
+ </section>
<section id="conformance">
+ <h3>Conformance</h3>
+
<p>This specification defines conformance criteria for:</p>
<ul>
<li>N-Triples documents
@@ -220,15 +239,9 @@
</ul>
<p>A conforming <dfn>N-Triples document</dfn> is a Unicode string that conforms to the grammar and additional constraints defined in <a href="#n-triples-grammar" class="sectionRef"></a>, starting with the <a href="#grammar-production-ntriplesDoc"><code>ntriplesDoc</code> production</a>. An N-Triples document serializes an RDF graph.</p>
- <p>A <dfn>canonical N-Triples document</dfn> is a <strong>N-Triples document</strong> with additional constraints:<p>
-
- <ul>
- <li>Whitespace following <code>subject</code>, <code>predicate</code>, and <code>object</code> MUST be a single space, (<code>U+0020</code>) all other locations that allow whitespace MUST be empty.
- <li>All comments MUST be removed.
- <li><code>HEX</code> MUST use only uppercase letters (<code>[A-F]</code>).
- <li>Characters not allowed directly in STRING_LITERAL_QUOTE (<code>U+0022</code>, <code>U+005C</code>, <code>U+000A</code>, <code>U+000D</code>) MUST use <code>ECHAR</code> not <code>UCHAR</code>.
- <li>Characters MUST be represented directly and not by <code>UCHAR</code>.
- </ul>
+ <p>A conforming <dfn>Canonical N-Triples document</dfn> is an
+ <strong>N-Triples document</strong> that follows the
+ <a href="#canonical-ntriples">additional constraints</a> of Canonical N-Triples.</p>
<p>A conforming <dfn>N-Triples parser</dfn> is a system capable of reading N-Triples documents on behalf of an application. It makes the serialized RDF graph, as defined in <a href="#sec-parsing" class="sectionRef"></a>, available to the application, usually through some form of API.</p>
@@ -269,7 +282,7 @@
<h3>Parsing</h3>
<p>Parsing N-Triples requires a state of one item:</p>
<ul>
- <li id="bnodeLabels">Map[<a class="type string">string</a> -> <a href="http://www.w3.org/TR/rdf11-concepts/#dfn-blank-node">blank node</a>] <code class="dfn">bnodeLabels</code> — A mapping from string to blank node.</li>
+ <li id="bnodeLabels">Map[string -> <a href="http://www.w3.org/TR/rdf11-concepts/#dfn-blank-node">blank node</a>] <code class="dfn">bnodeLabels</code> — A mapping from string to blank node.</li>
</ul>
<section id="sec-parsing-terms">
@@ -310,7 +323,7 @@
<p>No substitutive changes.</p>
<h3>Changes since original publication as Note</h3>
<ul>
- <li>Conformance section now defines <a href="#dfn-canonical-n-triples-document">canonical N-Triples document</a>.
+ <li>Section defines <a href="#dfn-canonical-n-triples-document">canonical N-Triples document</a>.
<li>White space rules defined outside of grammar, as in Turtle.
<li>Comment processing defined.
<li>Parsing is defined.