Update shacl12-overview/index.html

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

Author: nicholascar

shacl12-overview/index.html

@@ -459,7 +459,7 @@ <h2>What's New in SHACL 1.2</h2>
               Use of Reification in Constraint Definitions
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-              In SHACL 1.1, the severity and messages of a constraint had to be declared for the surrounding shape sometimes requiring artificial intermediate shapes to be introduced only to change the severity or a message. SHACL 1.2 syntax is more flexible allowing severity and messages to be directly attached to individual constraint triples.
+              In SHACL 1.1, the severity and messages of a constraint had to be declared for the surrounding shape, sometimes requiring artificial intermediate shapes to be introduced to change only the severity or a message. SHACL 1.2 syntax is more flexible, allowing severity and messages to be directly attached to individual constraint triples.
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               <a href="https://www.w3.org/TR/shacl12-core/">Core</a>