メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.773000404338 35.6721724724606, 139.773343163378 35.6720783165342, 139.773702686725 35.6719739220819, 139.774256573911 35.6718191320273, 139.774664040336 35.6717141958493, 139.77507743924 35.6715964788452, 139.775556521091 35.671471081729, 139.775776323146 35.6720273617785, 139.775816506948 35.6721091380393, 139.776015232333 35.6726370981099, 139.776161481946 35.6729756386804, 139.776333907869 35.6733636622608, 139.776346902278 35.67339289265, 139.776538426618 35.673888139314, 139.775788084048 35.6738974487379, 139.774245481438 35.6739165737912, 139.774230953094 35.6739192428182, 139.773177015399 35.6739904772532, 139.77315184531 35.6739922259339, 139.773077173119 35.6740350387916, 139.772504377758 35.674050805552, 139.772492574283 35.6736009596522, 139.772415247614 35.6734293075845, 139.772418225256 35.6733932894111, 139.772398752733 35.6733721189574, 139.772150212858 35.6725100918208, 139.772149050317 35.6725004429528, 139.772663358262 35.6722719456913, 139.773000404338 35.6721724724606)) ^^http://www.opengis.net/ont/geosparql#wktLiteral