メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.420316239798 34.8446278634365, 137.419534074725 34.8446522457792, 137.419370247418 34.8446525872344, 137.418942253919 34.8439106645903, 137.418278807518 34.8441865039228, 137.417459748269 34.8445179489208, 137.417400789865 34.8445417349152, 137.417326578943 34.8445718204593, 137.417250662728 34.8446028253941, 137.417178677407 34.8444564821165, 137.417164587287 34.844372841305, 137.417029310276 34.8442789573878, 137.416640629538 34.8439910004287, 137.416737084207 34.8439013576244, 137.416647291301 34.8435634842716, 137.416630919189 34.8435018922102, 137.416624324518 34.8432752659835, 137.416641433705 34.8430836642363, 137.416659468046 34.8428016303704, 137.416700028442 34.8425535659484, 137.416799533246 34.8422994652674, 137.417157853507 34.8410276253757, 137.417138308713 34.8408058848578, 137.417113249306 34.8407176185679, 137.417176753199 34.8406433966657, 137.417279063409 34.8405352877711, 137.417415387835 34.8403676669286, 137.417568913307 34.8401542317842, 137.417845044666 34.8400702020292, 137.418456652009 34.8401268967811, 137.418359953495 34.8409622430801, 137.417697577424 34.8409122734659, 137.417641352871 34.8415175850955, 137.41764240375 34.8418669101404, 137.417725326518 34.8421709912275, 137.418097511876 34.8426920978568, 137.418219647836 34.8429249643483, 137.418356702137 34.8430486347917, 137.41844944565 34.8430889389924, 137.418550186378 34.8432095149644, 137.419454138992 34.8437859261262, 137.419632240806 34.8439226091091, 137.419853124303 34.844096178016, 137.419973471197 34.8442157968615, 137.420316239798 34.8446278634365)) ^^http://www.opengis.net/ont/geosparql#wktLiteral