メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.173773986412 34.2373029182356, 135.173618077971 34.2372977823467, 135.173627354264 34.2370945691509, 135.173470304649 34.2370935103846, 135.173465162006 34.237046848395, 135.173201921421 34.2370471856426, 135.173201759454 34.2369422365706, 135.173128995996 34.2369421686351, 135.173127804039 34.2369079289413, 135.17291675187 34.2369049554044, 135.172916025203 34.2364143001288, 135.172539854886 34.2364116199595, 135.172526181989 34.2361699354312, 135.17402332602 34.2361703120274, 135.174019940631 34.2370925664457, 135.174023623178 34.237297557418, 135.173773986412 34.2373029182356)) ^^http://www.opengis.net/ont/geosparql#wktLiteral