prefix = Prefixes.KARMA_DEV;
}
// Generate the KR2RML data structures for the RDF generation
final ErrorReport errorReport = new ErrorReport();
KR2RMLMappingGenerator mappingGen = new KR2RMLMappingGenerator(workspace, worksheet, alignment,
worksheet.getSemanticTypes(), prefix, namespace, true, errorReport);
// Generate the Spqrql query for the columns starting from the given root node
SPARQLGeneratorUtil genObj = new SPARQLGeneratorUtil();