メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.042167143757 37.6934192218151, 139.039113274579 37.6901924251129, 139.03897888173 37.6898551479513, 139.03885239867 37.6895879484389, 139.038814458452 37.6894134038245, 139.037864504038 37.6882675030815, 139.037170512336 37.6875543391545, 139.036574050946 37.6869316768284, 139.036684930989 37.6869048448486, 139.037043302202 37.6867628445084, 139.037443608633 37.6865285774162, 139.03805886155 37.6861070640012, 139.038580158659 37.6857562324719, 139.038713325263 37.685639331492, 139.038852492111 37.6855128320623, 139.038991594307 37.6853718296231, 139.039311623896 37.6850551409284, 139.040184269147 37.6853070930039, 139.040559054151 37.68545108961, 139.04032747689 37.6858539585483, 139.040124201154 37.6861168972786, 139.039913236359 37.6863274971251, 139.040053660153 37.6864900273692, 139.04020168907 37.6866932102349, 139.041006642211 37.6865437996559, 139.043139757444 37.6891343463268, 139.042167143757 37.6934192218151)) ^^http://www.opengis.net/ont/geosparql#wktLiteral