メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.391615393977 38.442985667789, 140.390313558061 38.4438182156255, 140.389619649573 38.4442563525909, 140.389300105304 38.443787780391, 140.389813778063 38.4435017020248, 140.390165738023 38.443316508377, 140.390380308121 38.4431990695865, 140.391428037876 38.4427241117417, 140.391998454956 38.4424654059526, 140.392040771292 38.442423474789, 140.392281939679 38.4421017309536, 140.392422320068 38.4419676799353, 140.392597156878 38.4418709220132, 140.392901077791 38.4421562814222, 140.392568132735 38.442365909199, 140.391615393977 38.442985667789)) ^^http://www.opengis.net/ont/geosparql#wktLiteral