<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9625000 35.9250000, 137.9687500 35.9250000, 137.9687500 35.9291667, 137.9625000 35.9291667, 137.9625000 35.9250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral