<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.6125000 36.6250000, 136.6187500 36.6250000, 136.6187500 36.6291667, 136.6125000 36.6291667, 136.6125000 36.6250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral