def _graph_of_triples_from_construct_or_describe(construct_query)
      ntriples_str = Tripod::SparqlClient::Query.query(construct_query, Tripod.ntriples_header_str)
      _rdf_graph_from_ntriples_string(ntriples_str, graph=nil)
    end
def _graph_of_triples_from_construct_or_describe(construct_query)
      ntriples_str = Tripod::SparqlClient::Query.query(construct_query, Tripod.ntriples_header_str)
      _rdf_graph_from_ntriples_string(ntriples_str, graph=nil)
    end
given a construct or describe query, return a graph of triples.