メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.989752988514 35.0023572352923, 134.987591958204 35.0025790351352, 134.987421431526 35.0015490401863, 134.987269495634 35.0005638776286, 134.98714698446 34.9996027131783, 134.99016630738 34.9993118459745, 134.990236030582 34.999821573835, 134.990833677698 34.9997584098006, 134.991044477826 35.001259340237, 134.990534131548 35.0012921020001, 134.99060513939 35.0017373811856, 134.990671112203 35.0022323385378, 134.989752988514 35.0023572352923)) ^^http://www.opengis.net/ont/geosparql#wktLiteral