diff --git a/index.html b/index.html
index 0bccf0a..bd01bbf 100644
--- a/index.html
+++ b/index.html
@@ -952,47 +952,61 @@ <h3 property="schema:name">Namespaces</h3>
             >
               <h3 property="schema:name">Conformance</h3>
               <div datatype="rdf:HTML" property="schema:description">
-                <p>
-                  All assertions, diagrams, examples, and notes are
-                  non-normative, as are all sections explicitly marked
-                  non-normative. Everything else is normative.
-                </p>
+                <p>This section describes the <span about="" rel="spec:conformance" resource="#conformance">conformance model of the Type Index.</span>.</p>
+          
+                <section id="normative-informative-content" inlist="" rel="schema:hasPart" resource="#normative-informative-content">
+                  <h4 property="schema:name">Normative and Informative Content</h4>
 
-                <p>
-                  The key words “MUST”, “MUST NOT”, “REQUIRED”, “SHALL”, “SHALL
-                  NOT”, “SHOULD”, “SHOULD NOT”, “RECOMMENDED”, “MAY”, and
-                  “OPTIONAL” are to be interpreted as described in
-                  <a href="https://tools.ietf.org/html/bcp14">BCP 14</a>
-                  [<cite><a class="bibref" href="#bib-rfc2119">RFC2119</a></cite
-                  >] [<cite
-                    ><a class="bibref" href="#bib-rfc8174">RFC8174</a></cite
-                  >] when, and only when, they appear in all capitals, as shown
-                  here.
-                </p>
+                  <div datatype="rdf:HTML" property="schema:description">
+                    <p id="normative-informative-sections">
+                      All assertions, diagrams, examples, and notes are
+                      non-normative, as are all sections explicitly marked
+                      non-normative. Everything else is normative.
+                    </p>
 
-                <p>
-                  Examples in this specification are introduced with the word "for example" or are set apart from the normative text with <code>class="example"</code>, like this:
-                </p>
-                  <figure
-                    class="example listing"
-                    id="example"
-                    rel="schema:hasPart"
-                    resource="#example"
-                  >
-                    <p class="example-h">
-                      <span>Example 1</span>
+                    <p>
+                      The key words “MUST”, “MUST NOT”, “REQUIRED”, “SHALL”, “SHALL
+                      NOT”, “SHOULD”, “SHOULD NOT”, “RECOMMENDED”, “MAY”, and
+                      “OPTIONAL” are to be interpreted as described in
+                      <a href="https://tools.ietf.org/html/bcp14">BCP 14</a>
+                      [<cite><a class="bibref" href="#bib-rfc2119">RFC2119</a></cite
+                      >] [<cite
+                        ><a class="bibref" href="#bib-rfc8174">RFC8174</a></cite
+                      >] when, and only when, they appear in all capitals, as shown
+                      here.
                     </p>
-                    <pre
-                      about="#example"
-                      property="schema:description"
-                      typeof="fabio:Script"
-                    >
-                      <code>This is an example.</code>
-                    </pre>
-                  </figure>
 
-              </div>
-            </section>
+                    <p>
+                      Examples in this specification are introduced with the word "for example" or are set apart from the normative text with <code>class="example"</code>, like this:
+                    </p>
+                      <figure
+                        class="example listing"
+                        id="example"
+                        rel="schema:hasPart"
+                        resource="#example"
+                      >
+                        <p class="example-h">
+                          <span>Example 1</span>
+                        </p>
+                        <pre
+                          about="#example"
+                          property="schema:description"
+                          typeof="fabio:Script"
+                        >
+                          <code>This is an example.</code>
+                        </pre>
+                      </figure>
+
+                </div>
+              </section>
+
+              <section id="specification-category" inlist="" rel="schema:hasPart" resource="#specification-category" typeof="skos:ConceptScheme">
+                <h4 property="schema:name skos:prefLabel">Specification Category</h4>
+                <div datatype="rdf:HTML" property="schema:description">
+                  <p property="skos:definition">The <span about="" rel="spec:specificationCategory" resource="#specification-category">Type Indexes </span> identify the following <cite><a href="https://www.w3.org/TR/spec-variability/#spec-cat" rel="dcterms:subject" resource="spec:SpecificationCategory">Specification Category</a></cite> to distinguish the types of conformance: <span rel="skos:hasTopConcept" resource="spec:NotationSyntax">notation/syntax</span>.</p>
+                </div>
+              </section>
+              
           </section>
 
           <section