メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.593454277753 34.5940387175597, 135.593417612425 34.5951500057613, 135.591885343826 34.5950743195746, 135.591000574672 34.5950351571857, 135.589938236294 34.594985529254, 135.588931646099 34.5949350953857, 135.589004608944 34.5939021082835, 135.590001528952 34.5938985591037, 135.590139208172 34.5938980352454, 135.590824703424 34.5939038566021, 135.591702497714 34.5939124307204, 135.592095379988 34.5939390997754, 135.59281720618 34.5939964471547, 135.593454277753 34.5940387175597)) ^^http://www.opengis.net/ont/geosparql#wktLiteral