メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.757647775661 35.420434444529, 136.757357655354 35.4204762140494, 136.757034987745 35.4205235412038, 136.756998399395 35.4205289110206, 136.756916317603 35.4201653732005, 136.756972828799 35.4201584507396, 136.756878662735 35.4196159697155, 136.756847418154 35.4196192446345, 136.756844152221 35.4196015927402, 136.75690148363 35.4195941809316, 136.757221471618 35.4195569154927, 136.757225186584 35.4195794264134, 136.757617968528 35.4195389535433, 136.757643139437 35.4196823429461, 136.75769562979 35.4199522997873, 136.757667393109 35.4199562880947, 136.757703067608 35.4201235147057, 136.75764905323 35.4201301286073, 136.757655541063 35.4201655014185, 136.757595662735 35.4201748060216, 136.757647775661 35.420434444529)) ^^http://www.opengis.net/ont/geosparql#wktLiteral