Update shacl12-inf-rules/index.html

Co-authored-by: Ted Thibodeau Jr <[email protected]>

Author: afs

shacl12-inf-rules/index.html

@@ -948,7 +948,7 @@ <h3>RDF Rules Syntax</h3>
           <p>Well-formed ness:</p>
           <ul>
             <li>All RDF list are well-formed</li>
-            <li>exactly one of subject - predicate - object per body of head
+            <li>exactly one of subject - predicate - object, per body of head
               element</li>
             <li>Well-formed, single-valued,list-argument node expressions
             <li>well-formed abstract syntax