メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.163305683208 37.8717580683153, 139.163490879051 37.8717439290725, 139.163742028829 37.8717862936462, 139.164007561799 37.8717790211955, 139.164220942109 37.871719390167, 139.164221760906 37.8719936295359, 139.164168493592 37.8722470551416, 139.164086969445 37.8724491156049, 139.16398930035 37.872653238611, 139.163861478843 37.8728519005859, 139.163392835859 37.8733667119404, 139.162477028847 37.8743626981128, 139.162198486194 37.8746686388968, 139.161192950447 37.8757732379457, 139.161125940917 37.8758569573763, 139.160669346239 37.876427437299, 139.160446258293 37.8766547840049, 139.159573711845 37.876242267235, 139.158940449926 37.8759428546229, 139.158657171988 37.8758088660509, 139.157953025992 37.8754760538055, 139.158237657112 37.8751189919848, 139.159005846985 37.8751451045699, 139.159372906492 37.8744423812134, 139.159427886216 37.8737863128444, 139.159486552309 37.8730858800227, 139.159522507107 37.8724027475569, 139.159560289771 37.8716855378875, 139.160523171566 37.8715103448133, 139.160956764555 37.8715637967587, 139.161344443438 37.87161145093, 139.16204249712 37.8716715746428, 139.163305683208 37.8717580683153)) ^^http://www.opengis.net/ont/geosparql#wktLiteral