メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.77405467569 35.4525428352779, 136.77464983146 35.4526314184256, 136.775268589121 35.4526360977387, 136.775266632599 35.4527024278408, 136.775337405171 35.453462141375, 136.775388660127 35.4538088799828, 136.775432261028 35.4543776293588, 136.774833949472 35.4544488239617, 136.774225616649 35.4544833637151, 136.772285655207 35.4546530342037, 136.771227220745 35.4547380292693, 136.77065030852 35.4547966344635, 136.77045627956 35.4538727205327, 136.770251111273 35.4528607452619, 136.77083365177 35.4528274752999, 136.771934394417 35.452726809092, 136.772702430989 35.4526507934621, 136.77405467569 35.4525428352779)) ^^http://www.opengis.net/ont/geosparql#wktLiteral