メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.007600014107 34.986209418296, 137.008791584834 34.9863496398039, 137.009382943137 34.9864230155286, 137.009340982334 34.9869169283514, 137.009315950905 34.9873964283232, 137.009307787535 34.9878365105601, 137.008999380562 34.9878011087502, 137.008727164219 34.9877709645679, 137.008746390416 34.9872915989873, 137.008746558066 34.9872880781253, 137.007428229428 34.987132264138, 137.006327260122 34.9870037677684, 137.006628456914 34.9860865180296, 137.007101668069 34.986141367543, 137.007600014107 34.986209418296)) ^^http://www.opengis.net/ont/geosparql#wktLiteral