メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.763365874901 35.0761401080306, 136.762917105727 35.0760010096613, 136.762733909656 35.0759743447535, 136.762571830759 35.0759564116382, 136.762030750925 35.075941585596, 136.761790961106 35.0759524078617, 136.761586423223 35.075972009865, 136.761607809464 35.075925741355, 136.761665650868 35.0756247953336, 136.761726087129 35.0753187161029, 136.761913952737 35.0743727537387, 136.762101813612 35.0736895480652, 136.762269409613 35.0730858562693, 136.764030149773 35.0741103293043, 136.765020443679 35.0746894691424, 136.765219018665 35.0748035789877, 136.76557643194 35.0750206807098, 136.766079556408 35.0753102355127, 136.766372244996 35.0754671900581, 136.766671919859 35.0756147998856, 136.767245132627 35.0758855653427, 136.766284968752 35.0762174221286, 136.766105616613 35.0762726087489, 136.765645736449 35.0763746198094, 136.76505846969 35.0765116330342, 136.76481869907 35.0765534485212, 136.764685298397 35.0765571638007, 136.764564331944 35.0765404257225, 136.764421256936 35.0765074867806, 136.764256271247 35.0764528550531, 136.763365874901 35.0761401080306)) ^^http://www.opengis.net/ont/geosparql#wktLiteral