メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.164743108616 35.0803680962995, 137.164644701209 35.08093072548, 137.164519011756 35.0812861607695, 137.164374771239 35.0825910788681, 137.16368942553 35.0822417461288, 137.162647657334 35.0823318530707, 137.162524375658 35.0813853219118, 137.162410080648 35.0805038638454, 137.162387397515 35.0803261078614, 137.162809832065 35.0802837283251, 137.162790049305 35.0800184333786, 137.162216555548 35.0799360092758, 137.162193142284 35.0788706715183, 137.16282409664 35.0788455592058, 137.16339654837 35.0788424142914, 137.163459994444 35.0788412899352, 137.164117325723 35.0788295522215, 137.164744153829 35.078825345347, 137.165261176219 35.0788218376228, 137.165085655815 35.079347420748, 137.164789455057 35.0800906182114, 137.164743108616 35.0803680962995)) ^^http://www.opengis.net/ont/geosparql#wktLiteral