メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.701977213739 43.0012020178957, 141.702366545989 43.001752046112, 141.701295166311 43.0021294407925, 141.701631656641 43.0026303369183, 141.701103611362 43.0028203700871, 141.699544623995 43.0033997901472, 141.699276315421 43.0030076668874, 141.699203754863 43.00290266418, 141.699018806113 43.0026350762349, 141.698821722525 43.0023584974594, 141.698322720826 43.0016454630717, 141.69986795073 43.0011111472468, 141.699940991095 43.0010868123119, 141.700643375445 43.0008530330831, 141.701558417337 43.0005500782885, 141.701977213739 43.0012020178957)) ^^http://www.opengis.net/ont/geosparql#wktLiteral