メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.512623188352 40.5003724191403, 141.512646858895 40.5005308709158, 141.512742056023 40.5008083719135, 141.51279249723 40.5009159005441, 141.513180622115 40.5015047411018, 141.513509713056 40.5019379402036, 141.513955220871 40.5023571870657, 141.513292563126 40.5027742858953, 141.511941267743 40.5035439617355, 141.511687511629 40.5032555021521, 141.51101853614 40.5025425412709, 141.510902027369 40.5024183373607, 141.51016403334 40.5015309688937, 141.509845441299 40.5011449104841, 141.509506978136 40.5007759585917, 141.510055528539 40.5000184487768, 141.51075567022 40.4990395356943, 141.511764545042 40.4976258079609, 141.511800221126 40.4976219739415, 141.511876427238 40.4976251494116, 141.512038059112 40.4976042151939, 141.512251589325 40.4975339010643, 141.51258234235 40.4974031928492, 141.512770276139 40.4975917402984, 141.513322354875 40.4979489380765, 141.51296611045 40.4983806911676, 141.512809503577 40.4986853941988, 141.512665761122 40.4990228428516, 141.512557247717 40.4994723064069, 141.512571005585 40.4999456774004, 141.512623188352 40.5003724191403)) ^^http://www.opengis.net/ont/geosparql#wktLiteral