--- a/rdf-primer/index.html	Tue Feb 18 02:06:37 2014 +0100
+++ b/rdf-primer/index.html	Tue Feb 18 02:38:42 2014 +0100
@@ -126,7 +126,7 @@
     specification of RDF 1.1 the reader is referred to the RDF
     1.1. Concepts and Abstract Syntax document [[RDF11-CONCEPTS]].</p>
   </section>
-</div>
+
 
 <section id="section-Introduction">
     <h2>Introduction</h2>
@@ -157,7 +157,7 @@
     For example, retrieving <code>http://www.example.org/bob#me</code>
     could provide data about Bob, including the fact that he
     knows Alice, as identified by her IRI (an IRI is an "International
-    Resource Identifier"; see <a href="#section-IRI">Sec. 3.2</a> for details).
+    Resource Identifier"; see <a href="#section-IRI">Sec.&nbsp;3.2</a> for details).
     Retrieving Alice's IRI could then provide more data about her, including links
     to other datasets for her friends, interests, etc. A person or
     an automated process can then follow such links and aggregate data about these
@@ -264,7 +264,7 @@
       &lt;Bob&gt; &lt;is a&gt; &lt;person&gt;.
       &lt;Bob&gt; &lt;is a friend of&gt; &lt;Alice&gt;.
       &lt;Bob&gt; &lt;is born on&gt; &lt;the 4th of July 1990&gt;. 
-turtle      &lt;Bob&gt; &lt;is interested in&gt; &lt;the Mona Lisa&gt;.
+      &lt;Bob&gt; &lt;is interested in&gt; &lt;the Mona Lisa&gt;.
       &lt;the Mona Lisa&gt; &lt;was created by&gt; &lt;Leonardo da Vinci&gt;.
       &lt;the video 'La Joconde à Washington'&gt; &lt;is about&gt; &lt;the Mona Lisa&gt;
     </pre>
@@ -304,7 +304,7 @@
     produce exactly the same graph from the perspective of the
     abstract syntax. The semantics of RDF graphs [[RDF11-MT]] are defined in
     terms of this abstract syntax. Concrete RDF syntax is introduced
-    later in <a href="#section-graph-syntax">Sec. 5</a>.</p>
+    later in <a href="#section-graph-syntax">Sec.&nbsp;5</a>.</p>
 
     <p>In the next three subsections we discuss the three types of RDF data
     that occur in triples: IRIs, literals and blank nodes. </p>
@@ -502,7 +502,7 @@
       <figcaption>Informal graph of the sample dataset</figcaption>
     </figure>
 
-      <p><a href="#section-trig">Sec. 5.2</a> provides an example
+      <p><a href="#section-trig">Sec.&nbsp;5.1.3</a> provides an example
     of concrete syntax for this graph.</p>
 
     </section>
@@ -592,7 +592,7 @@
 
 <p class="note">The syntactic form (second column) is in a prefix
 notation wich is discussed in more detail in 
-<a href="#section-graph-syntax">Sec. 5</a>.
+<a href="#section-graph-syntax">Sec.&nbsp;5</a>.
 The fact that the constructs have two different prefixes
 (<code>rdf:</code> and <code>rdfs:</code>) is a somewhat annoying
 historical artefact, which is preserved for backward
@@ -693,7 +693,7 @@
 
 <p>N-Triples [[N-TRIPLES]]  provides a simple line-based, plain-text way for serializing RDF
 graphs. Each line represents an RDF triple. The informal graph in <a
-href"#fig1">Fig.&nbsp; 1</a> can be represented in N-Triples in the
+href="#fig1">Fig.&nbsp;1</a> can be represented in N-Triples in the
 following way:</p> 
 
 <pre class="example" id="n-triples-example">
@@ -706,7 +706,7 @@
 07    &lt;http://data.europeana.eu/item/04802/243FA8618938F4117025F17A8B813C5F9AA4D619&gt; &lt;http://purl.org/dc/terms/subject&gt; &lt;http://www.wikidata.org/entity/Q12418&gt; .
 </pre>
 
-<p>Full IRIs are enclosed in angle brackets
+<p>In N-Triples each line represents a triple. Full IRIs are enclosed in angle brackets
 (<code>&lt;&gt;</code>). The period at the end of the line signals the
 end of the triple.</p>
 
@@ -902,7 +902,7 @@
 
 <section id="section-n-quads">
 
-<h4>N-Quads</h5>
+<h4>N-Quads</h4>
 
 <p>N-Quads [[N-QUADS]] is a simple extension to N-Triples to enable the exchange of RDF
 datasets. N-Quads allows one to add a fourth element to a line, capturing
@@ -1222,11 +1222,11 @@
   </dl>
 </section>
   
-<section id="section-other-syntaxes" class="appendix">
+<section id="appendix-other-syntaxes" class="appendix">
 
 <h2>More examples of RDF syntaxes</h2>
    
-<p>In <a href="#section-graph-syntax">Sec. 5</a> the
+<p>In <a href="#section-graph-syntax">Sec.&nbsp;5</a> the
 Turtle family of RDF languages and JSON-LD were introduced.
 This appendix lists
 corresponding examples for two other RDF syntaxes, namely RDFa and