<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3812500 36.7791667, 137.3875000 36.7791667, 137.3875000 36.7833333, 137.3812500 36.7833333, 137.3812500 36.7791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral