<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4000000 38.1416667, 139.4062500 38.1416667, 139.4062500 38.1458334, 139.4000000 38.1458334, 139.4000000 38.1416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral