<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.2312500 36.1291667, 136.2375000 36.1291667, 136.2375000 36.1333333, 136.2312500 36.1333333, 136.2312500 36.1291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral