<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2187500 38.4250000, 140.2250000 38.4250000, 140.2250000 38.4291667, 140.2187500 38.4291667, 140.2187500 38.4250000))
^^http://www.opengis.net/ont/geosparql#wktLiteral
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