メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.551982506699 34.0743848428157, 134.551292485446 34.0747183378783, 134.550683160454 34.0750135999891, 134.550507014233 34.0750953325068, 134.550481564645 34.0750565982418, 134.549873697418 34.0741344768874, 134.549777459231 34.0739768987703, 134.550511137147 34.0736488102343, 134.551288456526 34.0732432220846, 134.551790027489 34.0727091297134, 134.552226707719 34.0731278431194, 134.552658729081 34.0736828142856, 134.553317503165 34.0734857256672, 134.553360977754 34.0735447985115, 134.553459554828 34.0736789008238, 134.553270002862 34.0737712461521, 134.551982506699 34.0743848428157)) ^^http://www.opengis.net/ont/geosparql#wktLiteral