Update spec/index.html

Author: pchampin

spec/index.html

@@ -183,7 +183,7 @@ <h3>Resources and Statements</h3>
     indicated by the <a>predicate</a>, holds between the
     <a>resources</a> <a>denoted</a> by
     the <a>subject</a> and <a>object</a></em>
-    (as we shall see <a href="#section-triple-terms-reification">below</a>, not all triples are asserted).
+    (as explained <a href="#section-triple-terms-reification">below</a>, not all triples are asserted).
     This statement corresponding
     to an RDF triple is known as an <dfn data-local-lt="statement">RDF statement</dfn>.
     The predicate itself is an <a>IRI</a> and denotes a <dfn class="export">property</dfn>,