<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1750000 38.6500000, 141.1812500 38.6500000, 141.1812500 38.6541667, 141.1750000 38.6541667, 141.1750000 38.6500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral