メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.2319164019 35.5010326342122, 134.231303782941 35.5005106910866, 134.232328353842 35.4996948479953, 134.232955000749 35.5002071149792, 134.2319164019 35.5010326342122)) ^^http://www.opengis.net/ont/geosparql#wktLiteral