<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.6875000 35.8375000, 137.6937500 35.8375000, 137.6937500 35.8416667, 137.6875000 35.8416667, 137.6875000 35.8375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral