メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.990905646828 34.877740382261, 136.990553251541 34.8782440741476, 136.989001465783 34.8775390526657, 136.988967707926 34.8774350483865, 136.988819435145 34.8769964759691, 136.988744587788 34.8768152219853, 136.988549275046 34.8764839132383, 136.988395326857 34.8762537332692, 136.988231848739 34.8760271314831, 136.98910305134 34.8758291708031, 136.989655748808 34.8756850388643, 136.991208885689 34.8752636025427, 136.991648283433 34.8751381010778, 136.992139963471 34.8759569944337, 136.991926213042 34.8762461511147, 136.990905646828 34.877740382261)) ^^http://www.opengis.net/ont/geosparql#wktLiteral