メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.352227740167 42.998206562772, 141.352784625466 42.9982259798443, 141.353220567918 42.9982404371749, 141.35318923998 42.998681868839, 141.353093429864 42.9997823575582, 141.353092492707 42.99979409556, 141.353062208479 43.0000845346139, 141.353168807745 43.0002196315043, 141.353197834816 43.0003518691196, 141.353268482921 43.0004025691637, 141.353538566346 43.0005959130181, 141.353498840097 43.0009758100013, 141.353336715842 43.0009689839537, 141.352291800346 43.0008965122863, 141.352041225023 43.0008772453813, 141.350856695761 43.0008119646024, 141.350148516222 43.0007774933957, 141.350372349714 43.0005146687952, 141.350481968884 43.0003633350155, 141.350565346933 43.0002308537827, 141.350668204147 43.0000305867217, 141.350707117915 42.9999640078063, 141.350849593751 42.9997146091945, 141.350989347414 42.9994545680602, 141.351004985245 42.9991704142885, 141.351010510861 42.9990345089413, 141.35100509536 42.9989194751006, 141.350981518355 42.9988278604363, 141.350947248935 42.998733488097, 141.350916735467 42.9986313393218, 141.350706245465 42.9981697935612, 141.351464425525 42.9981835540487, 141.352060581232 42.9981973044295, 141.352227740167 42.998206562772)) ^^http://www.opengis.net/ont/geosparql#wktLiteral