メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.104208444113 35.3859346336331, 137.104187009532 35.3867961208876, 137.104184782468 35.3868551352258, 137.104177573045 35.3873404938907, 137.104164963989 35.3884376921256, 137.104453305729 35.3885076355861, 137.10412092614 35.3888706355879, 137.104013370999 35.3892188244675, 137.103279783351 35.3892209649719, 137.100740685738 35.3892284394213, 137.100778675917 35.3882104153788, 137.100752424472 35.3869284074156, 137.100689224537 35.3867333679275, 137.100451497596 35.386235830972, 137.100538110052 35.3862020759725, 137.10056341154 35.3861922303235, 137.100674063301 35.386153418152, 137.101547422227 35.385863474749, 137.102305013366 35.3856205749059, 137.1024959629 35.3856113121857, 137.104196465815 35.3856463111333, 137.104208444113 35.3859346336331)) ^^http://www.opengis.net/ont/geosparql#wktLiteral