<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9687500 35.7875000, 137.9750000 35.7875000, 137.9750000 35.7916667, 137.9687500 35.7916667, 137.9687500 35.7875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral