anchor.diff:    }
   }
   ```
  +
  +# Group DL queries
           
   ## Subclasses [/kbs/{kb}/subclasses{?object,prefixes,direct}]
   ### Get subclasses of a named class or expression [GET]
  
positive.code:     + direct = `true` (optional, boolean)
  + Response 200 (application/json)
  
  ## SPARQL endpoint [/kbs/{kb}/sparql{?query}]
  Perform SPARQL query using Owlet-style embedded class expressions
  ### Perform SPARQL query encoded in URL parameter [GET]
  
negative.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").
  
  # Group Knowledgebases
  
  ## List available knowledgebases [/kbs]
  ### List names of available knowledgebases in this instance of Owlery [GET]
  
  + Response 200 (application/json)
  
  ```json
  ["uberon", "pato", "bspo"]
  ```
  
  ## Knowledgebase [/kbs/{kb}]
  ### Display Knowledgebase information and status [GET]
  