メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.955186582043 36.7233094313426, 136.954657905297 36.7237513023428, 136.954462472405 36.7235146679948, 136.954271838826 36.7234161828454, 136.953953225999 36.7233191647005, 136.953666386075 36.7227562414519, 136.953796274342 36.7227924488509, 136.953890002897 36.722684680002, 136.953947055364 36.7226193715673, 136.95421797677 36.7223304693746, 136.955147050515 36.7212660500338, 136.955716936044 36.721566280205, 136.955840072652 36.7216310711561, 136.95548106948 36.7220845255752, 136.955560740713 36.7221349745515, 136.955794442167 36.7222829575666, 136.954922198688 36.7230364208901, 136.955186582043 36.7233094313426)) ^^http://www.opengis.net/ont/geosparql#wktLiteral