メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.729551212123 35.2605032484818, 136.728773143911 35.2606649740334, 136.728582737678 35.260405774006, 136.728403962376 35.2604407675281, 136.728143033029 35.2604893399942, 136.727740691049 35.2605779678993, 136.727899687772 35.259075032584, 136.72812912306 35.2568191864328, 136.728129857938 35.2568121410137, 136.730175617951 35.2565494076327, 136.730493282162 35.2565086067578, 136.733216748915 35.2561587688648, 136.733109726288 35.2566993412549, 136.732782749297 35.2582699493732, 136.732446862018 35.2599227053545, 136.731749828435 35.2600657252594, 136.730703913239 35.2602869364972, 136.729551212123 35.2605032484818)) ^^http://www.opengis.net/ont/geosparql#wktLiteral