メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.80760385523 35.298917981728, 136.807828569396 35.2989223826016, 136.808244241866 35.2989401664786, 136.809235180201 35.2989726121815, 136.809215484474 35.2994375584771, 136.809198627614 35.2994473682787, 136.809194648217 35.2994877084733, 136.809169195351 35.2999823565275, 136.809045825306 35.2999764988303, 136.809036335914 35.3004352780152, 136.809035731535 35.3004652060026, 136.808687360086 35.3005338928865, 136.808157585848 35.3006422516292, 136.808157017132 35.3005909114844, 136.807498604169 35.3006705050764, 136.807023450648 35.3007371892326, 136.806958993646 35.3002047386815, 136.806901598127 35.2996930128565, 136.806926257891 35.2993953361715, 136.806943317013 35.2989077764915, 136.80760385523 35.298917981728)) ^^http://www.opengis.net/ont/geosparql#wktLiteral