メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.252153253283 34.8173571271122, 137.251661481878 34.8175377937759, 137.251183266717 34.8176057553789, 137.251155786753 34.8174480055299, 137.251128424465 34.8174142174915, 137.2510463484 34.81732412263, 137.250991602654 34.8172340080604, 137.250991527949 34.8171551233242, 137.2510597892 34.8170874585042, 137.251264668698 34.8169858869428, 137.251360270401 34.8169294712977, 137.251387536142 34.8168618358796, 137.251387428934 34.8167491432258, 137.251360056053 34.8167040860135, 137.251305321081 34.8166252408594, 137.251264208358 34.8165013087492, 137.2512914205 34.8163773270182, 137.251660277374 34.8162756347858, 137.251728860353 34.8165460476024, 137.251811162621 34.8168727969552, 137.251934363604 34.8170980929655, 137.252153253283 34.8173571271122)) ^^http://www.opengis.net/ont/geosparql#wktLiteral