<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2687500 36.6791667, 137.2750000 36.6791667, 137.2750000 36.6833333, 137.2687500 36.6833333, 137.2687500 36.6791667))
^^http://www.opengis.net/ont/geosparql#wktLiteral
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