メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.832266514164 35.3957304446097, 136.832186686766 35.3959597997907, 136.83213191991 35.3960966898056, 136.830978824004 35.3961681636397, 136.830910111076 35.3961724108515, 136.830662853991 35.3961877844373, 136.830030450356 35.3962043476102, 136.830029968484 35.3962066700778, 136.829897930109 35.3962071495351, 136.829557730061 35.3962578977033, 136.829343554904 35.3962541351762, 136.828828651468 35.3961933424513, 136.828239671461 35.3961185386399, 136.828210478812 35.3958227575813, 136.828194533093 35.3955472244165, 136.82818410255 35.3953105792345, 136.828156873944 35.3950180432322, 136.828231039564 35.3949947283386, 136.828138797821 35.3948410945341, 136.825048244734 35.3941800901158, 136.825356177722 35.3932839372502, 136.825640770147 35.392414829572, 136.825928302026 35.3915454468492, 136.826206151881 35.3906918110531, 136.831630738049 35.3918704708057, 136.833394848533 35.3922503683724, 136.83299950184 35.3935551714105, 136.832266514164 35.3957304446097)) ^^http://www.opengis.net/ont/geosparql#wktLiteral