メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.794517616641 34.6344488511289, 135.794510671722 34.6345098327831, 135.794496669413 34.6346260207497, 135.794479797495 34.6347658697238, 135.794463616121 34.6348582484191, 135.79448249673 34.6349689979827, 135.794484098152 34.6350118229744, 135.794485165389 34.6352025534475, 135.793388943 34.6352232371975, 135.793377076626 34.6348499301349, 135.793375114454 34.6347903416043, 135.793372363197 34.6346784922998, 135.793367116719 34.6344638084386, 135.793361191323 34.634222218389, 135.793472128587 34.6342166313867, 135.794550247126 34.634163095754, 135.794517616641 34.6344488511289)) ^^http://www.opengis.net/ont/geosparql#wktLiteral