メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.553317053579 42.9724316163517, 141.553326708101 42.9724248530097, 141.553852673409 42.9728278870591, 141.553995557014 42.9729483199799, 141.55423087633 42.9731274783507, 141.554615283066 42.9734038255968, 141.554726802852 42.9735115473763, 141.554870006139 42.9736079976014, 141.554981367946 42.9736361021541, 141.555111281183 42.9736710719028, 141.555278556721 42.9736925537843, 141.55532693752 42.9737126805697, 141.555352404132 42.9737477195786, 141.555306547737 42.9740993108449, 141.555893865036 42.9744275931467, 141.555875285349 42.9744274805491, 141.556022746188 42.9745547605652, 141.556105578737 42.9746372694322, 141.556531960379 42.9750667645757, 141.555271258252 42.97573867025, 141.553955480075 42.9764507389072, 141.553905525849 42.976395787694, 141.553804605538 42.9762652715047, 141.553708645966 42.9761109432428, 141.55362697039 42.975925896192, 141.55339670477 42.9748856951135, 141.553387520871 42.9748719951181, 141.553278308727 42.9743048784305, 141.553229106219 42.9740645372811, 141.553210689501 42.9739651865184, 141.553184911415 42.9738813355279, 141.553156120686 42.9737929640641, 141.55312680726 42.9737339878762, 141.5530713716 42.9736090932812, 141.552901679172 42.9733859524951, 141.552454358983 42.9730243966794, 141.551801513881 42.972526618386, 141.552580782888 42.9719766593272, 141.553030143665 42.9723137522401, 141.553317053579 42.9724316163517)) ^^http://www.opengis.net/ont/geosparql#wktLiteral