メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.893303497902 35.2050245140121, 136.893302113077 35.2054124847858, 136.893300575638 35.2058460215439, 136.893295004085 35.2060815119619, 136.891899643213 35.2060567088276, 136.89156819289 35.2060559506381, 136.891567651446 35.20605073813, 136.891565819718 35.2060213665759, 136.891545234961 35.2060190658388, 136.891541666956 35.2058939114949, 136.891540439937 35.2058506671424, 136.891614260195 35.2058479487682, 136.891613843538 35.2056281496296, 136.891509352365 35.2056298819124, 136.89150172613 35.2055569039774, 136.891496923986 35.2054352678499, 136.891480702038 35.2050235223744, 136.891532773463 35.2050326560775, 136.891807374154 35.2050342706284, 136.893153308066 35.2050423418404, 136.893151730633 35.2050201545308, 136.893096531937 35.2042478823211, 136.893267701579 35.2042613708396, 136.893306216663 35.2042575146343, 136.893306151342 35.2042770227108, 136.8933048331 35.204651683812, 136.893303497902 35.2050245140121)) ^^http://www.opengis.net/ont/geosparql#wktLiteral