メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.836427732659 35.8937230977193, 139.835860885539 35.8939390888074, 139.834205531247 35.8923779017666, 139.83348649929 35.8919341243361, 139.833281059432 35.8917410240345, 139.833180625191 35.8917595864741, 139.832924968476 35.8913622341015, 139.832635087131 35.8909667483533, 139.833224011694 35.8905731210827, 139.834618689273 35.8897134535233, 139.834860645338 35.8895574901191, 139.83515280929 35.889260412459, 139.83521215658 35.8891824257196, 139.835575080086 35.8884824246588, 139.835666381673 35.888400732876, 139.836259836337 35.888081352443, 139.836789378862 35.8878659662535, 139.837383969318 35.8876477854894, 139.837467298073 35.8879977777101, 139.836419729926 35.8930425966891, 139.836374072741 35.8931465842727, 139.836310167025 35.8935476320193, 139.836427732659 35.8937230977193)) ^^http://www.opengis.net/ont/geosparql#wktLiteral