メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.098839755183 36.6999342100301, 137.098513895792 36.7004082096974, 137.098300446159 36.7007017502625, 137.097430241503 36.7005198857494, 137.097117195847 36.7004429625262, 137.09677012441 36.7003660202222, 137.095344414053 36.7000390720954, 137.09533125355 36.6995403085246, 137.095278524481 36.6985233341671, 137.095855330012 36.6985459906892, 137.096652993442 36.6986139019363, 137.097886962153 36.6991404748674, 137.097927516378 36.6991579578585, 137.099038166387 36.6996163690583, 137.098839755183 36.6999342100301)) ^^http://www.opengis.net/ont/geosparql#wktLiteral