メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.155878540845 34.6581626958214, 135.155863225199 34.6581997033836, 135.155785895441 34.6583782690763, 135.155642099492 34.6587308194992, 135.155535637671 34.6589974765548, 135.155360690179 34.6589580913249, 135.155144588558 34.6588941928723, 135.154411561968 34.6586850370049, 135.154501819211 34.6584342661847, 135.154597708501 34.6582014869875, 135.154613693707 34.6581630660408, 135.15482972633 34.657668045452, 135.155705052252 34.6579258192992, 135.155948468879 34.6579940396237, 135.155878540845 34.6581626958214)) ^^http://www.opengis.net/ont/geosparql#wktLiteral