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      I have moderate amounts of data, with a class hierarchy headed by syapse:Record.
      The following query should access the class hierarchy but falls into a black performance hole.

      SELECT *
      WHERE {
               ?s rdfs:subClassOf * ?p.
              ?p rdfs:subClassOf * syapse:Record .
      }
      

      The work-around is:

      SELECT *
      WHERE {
              ?p rdfs:subClassOf * syapse:Record .
               ?s rdfs:subClassOf * ?p.
      }
      

      which returns immediately ...

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            Assignee:
            jeremycarroll jeremycarroll
            Reporter:
            jeremycarroll jeremycarroll
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