メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> MULTIPOLYGON(((140.951693993816 37.7650644583845, 140.951317147888 37.7650763412927, 140.951068648969 37.7651793636335, 140.950636371715 37.7649014660727, 140.950695895128 37.7640598383767, 140.951252716592 37.7641707046587, 140.951557097708 37.7644641730917, 140.951865140832 37.7646825655828, 140.951693993816 37.7650644583845)), ((140.953043966966 37.7656278784896, 140.952689875449 37.7657258528834, 140.952729202722 37.7652109003673, 140.953210886148 37.7652187114459, 140.953375701974 37.7652407967975, 140.953364522665 37.7655462711991, 140.95322450754 37.7656047625776, 140.953043966966 37.7656278784896))) ^^http://www.opengis.net/ont/geosparql#wktLiteral