<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((128.8875000 27.8500000, 128.8937500 27.8500000, 128.8937500 27.8541667, 128.8875000 27.8541667, 128.8875000 27.8500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral