メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.932384318372 35.0907621356426, 136.932288034744 35.090937736654, 136.932138344526 35.0912835278441, 136.932044312632 35.0912515128046, 136.931862628017 35.0911896773614, 136.932004307548 35.0908978882359, 136.93210104387 35.0907671510932, 136.932145756262 35.0907028670877, 136.932241817432 35.0905072638575, 136.932397230464 35.090121550852, 136.932407998133 35.0901007250976, 136.932665293341 35.0896039333416, 136.932686406416 35.0896296093406, 136.933006098756 35.0897060070293, 136.932384318372 35.0907621356426)) ^^http://www.opengis.net/ont/geosparql#wktLiteral