code: @Override
      public MarkLogicGraphQuery prepareGraphQuery(String queryString,String baseURI) throws RepositoryException, MalformedQueryException {
          return prepareGraphQuery(QueryLanguage.SPARQL, queryString, baseURI);
      }
docs: overload for prepareGraphQuery
  
  @param queryString
  @param baseURI
  @return MarkLogicGraphQuery
  @throws RepositoryException
  @throws MalformedQueryException