メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.182943209134 34.2286974028199, 135.18249263317 34.2284201225843, 135.183255900217 34.2278044163411, 135.183392237769 34.2277006615663, 135.183853273081 34.2273405805021, 135.183913422288 34.2272936501371, 135.184057507733 34.2274065995789, 135.184075870452 34.2273841832455, 135.18426532465 34.2275233542828, 135.183547223208 34.2281609203569, 135.183337327163 34.2283478596959, 135.182943209134 34.2286974028199)) ^^http://www.opengis.net/ont/geosparql#wktLiteral