anchor.diff:      + direct = `true` (optional, boolean)
   + Response 200 (application/json)
   
  +# Group SPARQL services
  +
   ## SPARQL endpoint [/kbs/{kb}/sparql{?query}]
   Perform SPARQL query using Owlet-style embedded class expressions
   ### Perform SPARQL query encoded in URL parameter [GET]
  
positive.code: 
  # Owlery
  Owlery provides a web API for an [OWL API](http://owlapi.sourceforge.net)-based reasoner containing a configurable set of ontologies (a "knowledgebase").
  
  ## Knowledgebase [/kbs/{kb}]
  ### Display Knowledgebase information and status [GET]
  
negative.code:   }
  }
  ```
  
  # Group DL queries
          
  ## Subclasses [/kbs/{kb}/subclasses{?object,prefixes,direct}]
  ### Get subclasses of a named class or expression [GET]
  