<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1687500 38.3291667, 140.1750000 38.3291667, 140.1750000 38.3333333, 140.1687500 38.3333333, 140.1687500 38.3291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral