メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.406764885307 37.2725308433344, 140.406301682265 37.272242754806, 140.406594626208 37.2719629773609, 140.407181734495 37.2714549512011, 140.407561245324 37.2713704661003, 140.408690179288 37.2712049053709, 140.408822364099 37.2711942689898, 140.408819227629 37.2713264940541, 140.408779745728 37.2715677339555, 140.408743657573 37.2717165930565, 140.408735998309 37.2717925203437, 140.408786217193 37.2718747864471, 140.408873535493 37.271947014316, 140.408452515425 37.2720118533632, 140.40823790225 37.2720492195211, 140.408109923541 37.2720630753312, 140.40797356396 37.2720637360209, 140.407837104058 37.2720511614527, 140.40770531774 37.2721145966343, 140.407203118707 37.2723713115025, 140.406764885307 37.2725308433344)) ^^http://www.opengis.net/ont/geosparql#wktLiteral