メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.881316595528 33.8835200544961, 130.881448859121 33.8840617990409, 130.880746400012 33.884199395003, 130.880039881539 33.8843401549506, 130.879389603057 33.8844703986609, 130.879249821516 33.8838406647036, 130.879205207553 33.8836395847131, 130.879096880428 33.8832532531256, 130.87975478398 33.8831523215201, 130.880473308027 33.8830421474715, 130.880816635711 33.8829895085483, 130.88116971774 33.8829210994043, 130.881316595528 33.8835200544961)) ^^http://www.opengis.net/ont/geosparql#wktLiteral