メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.612988256392 35.8919714432597, 139.613644561135 35.8921675156038, 139.614067398412 35.8922821265547, 139.614470725574 35.8923944553345, 139.61567519643 35.8927338290484, 139.615595448176 35.8928139950837, 139.614674683571 35.8935993675813, 139.61422066952 35.8939870096154, 139.613957048715 35.8942218680581, 139.613839962671 35.8943149379604, 139.61363139212 35.894255071277, 139.613591040442 35.8943502708369, 139.61280789928 35.8941436823293, 139.612798754078 35.8941412364075, 139.612952593517 35.8937287112549, 139.612264054259 35.8935279795212, 139.611656812946 35.8933691252615, 139.6117417215 35.8930681459045, 139.61178001501 35.8929591502527, 139.611809199409 35.8928973791939, 139.61198637584 35.8926363203785, 139.612113487063 35.8925009937776, 139.612272647557 35.8922222359051, 139.612478806727 35.891814401559, 139.612988256392 35.8919714432597)) ^^http://www.opengis.net/ont/geosparql#wktLiteral