メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.448811384915 42.9293939942516, 143.449206890906 42.9294242819618, 143.449768823935 42.9294718679086, 143.449818512708 42.9294757272004, 143.449817521578 42.929478060175, 143.449762603421 42.9296074267871, 143.449705585761 42.9297417432153, 143.449656686387 42.9298569284254, 143.449632979605 42.9299127829992, 143.449546541661 42.9301163893514, 143.449542026658 42.930127029636, 143.449493407908 42.9302415555577, 143.449416584672 42.9304174393968, 143.449377707295 42.9305053155098, 143.449359844668 42.930545687002, 143.449312122755 42.9306535588771, 143.449289231686 42.9307050153228, 143.449278156115 42.9307294807017, 143.449152426096 42.9310071945861, 143.449056892077 42.9312090287991, 143.449015707372 42.9312920740493, 143.448948827083 42.9314269156231, 143.448893887553 42.9315376824489, 143.448881406583 42.9315628493843, 143.448861344445 42.9316032960525, 143.448784223773 42.9317589760953, 143.448724571337 42.9318803302385, 143.448700840916 42.9319286076525, 143.448671267716 42.9319265508697, 143.448624801346 42.9319233108614, 143.448466135225 42.9319099045265, 143.447932026678 42.9318647735181, 143.447870718141 42.9318595920198, 143.447376188462 42.9318178023742, 143.44738145419 42.9317749416265, 143.447450469648 42.9312156286524, 143.447528345634 42.9305847135427, 143.447530923003 42.9305638382789, 143.447605197506 42.9299620955829, 143.447607477849 42.9299435964146, 143.447685560155 42.9293109639507, 143.448184942298 42.9293460189207, 143.448811384915 42.9293939942516)) ^^http://www.opengis.net/ont/geosparql#wktLiteral