Added words relating to adopting semantics of JSON Schema (#2330)

* Added words relating to adopting semantics of JSON Schema

* Update versions/3.1.0.md

Co-authored-by: Mike Ralphson <mike.ralphson@gmail.com>

* Update versions/3.1.0.md

Co-authored-by: Mike Ralphson <mike.ralphson@gmail.com>

Co-authored-by: Darrel Miller <darrel.miller@microsoft.com>
Co-authored-by: Mike Ralphson <mike.ralphson@gmail.com>

versions/3.1.0.md

@@ -2284,11 +2284,13 @@ $ref: definitions.yaml#/Pet
 
 #### <a name="schemaObject"></a>Schema Object
 
-The Schema Object allows the definition of input and output data types. These types can be objects, but also primitives and arrays. This object is a superset of the [JSON Schema Specification Draft 2019-09](http://json-schema.org/).
+The Schema Object allows the definition of input and output data types.
+These types can be objects, but also primitives and arrays. This object is a superset of the [JSON Schema Specification Draft 2019-09](http://json-schema.org/).
 
 For more information about the properties, see [JSON Schema Core](https://json-schema.org/draft/2019-09/json-schema-core.html) and [JSON Schema Validation](https://json-schema.org/draft/2019-09/json-schema-validation.html).
 
-Unless stated otherwise, the property definitions follow the JSON Schema.
+Unless stated otherwise, the property definitions follow those of JSON Schema and do not add any additional semantics.
+Where JSON Schema indicates that behavior is defined by the application (e.g. for annotations), OAS also defers the definition of semantics to the application consuming the OpenAPI document.
 
 ##### Properties