Added functional requirements based on issue streamreasoning#61

RSP_Requirements_Design_Document/index.html

@@ -269,6 +269,8 @@ <h3>Functional Requirements</h3>
           <li>RSP queries should support the minimal set of features identified in this document. </li>
           <li>The semantics of the RSP data and query model should allow generating predictable results, so that 
               correctness of the RSP query process can be evaluated.</li>
+          <li>RSP queries should be able to access all annotations of the streaming graphs</li>
+          <li>RSP queries should be able to refer to the named graphs of streams/windows (e.g. for filtering/joining streams, see examples in <a href="https://github.com/streamreasoning/RSP-QL/issues/61">issue #61</a>).</li>
         </ol>
 
       </section>