メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.477625015744 42.9783732390984, 141.477869706453 42.9784035125504, 141.478202673768 42.9785018963141, 141.478756104578 42.9786723059143, 141.479323354601 42.9788332400183, 141.479319170425 42.9788498805292, 141.479862977213 42.9790129751737, 141.480050293105 42.9790663490637, 141.480399781966 42.9791770753581, 141.480351609829 42.9794946455085, 141.480300014611 42.9798102940296, 141.480271983636 42.9800452907655, 141.480259903407 42.9801229246494, 141.480203562601 42.9804157536721, 141.480145185503 42.9807144069443, 141.480087302074 42.9810232603719, 141.479551341928 42.9809858991918, 141.478999195956 42.9809445583248, 141.478415061544 42.9808875271783, 141.477867121655 42.9808507805803, 141.477306165122 42.9808017770129, 141.477291436169 42.9807694666151, 141.476838878623 42.9797686368287, 141.476787587612 42.9800852701265, 141.476755122345 42.9804551285698, 141.476786938599 42.9805799690588, 141.475302805383 42.9803409490986, 141.475126407366 42.9799637709247, 141.475465165032 42.9795863478206, 141.475587183051 42.9794503801671, 141.476512076604 42.9785104022598, 141.47679232059 42.9785966196125, 141.476965011545 42.9785937759174, 141.477057116701 42.9785780094171, 141.477160764008 42.9785317282097, 141.47729552509 42.9784446539779, 141.477484220193 42.9783838238289, 141.477625015744 42.9783732390984)) ^^http://www.opengis.net/ont/geosparql#wktLiteral