メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.308681546665 38.4485972849665, 141.308165809663 38.4488838780353, 141.307238621538 38.4493986352471, 141.306551639093 38.4497802303666, 141.306282835227 38.4499295486672, 141.305954858028 38.4501117641748, 141.304487113192 38.4509268336041, 141.302609032142 38.4501143784176, 141.301008735762 38.4492664368697, 141.301323491612 38.447908422183, 141.301777274733 38.4482944339041, 141.301993272502 38.4484772764568, 141.302126552474 38.4485885161451, 141.302186023982 38.4486223443519, 141.302279842297 38.448693903251, 141.302340313839 38.448729980626, 141.302432276473 38.4487774746598, 141.302492794003 38.4488135508741, 141.302546888255 38.4488321980072, 141.302718508135 38.4488654360196, 141.302933573394 38.4489037079091, 141.302989189481 38.4489153097047, 141.303113906098 38.4489412745612, 141.303153862729 38.4489401295459, 141.303205951158 38.4489324589926, 141.303341162989 38.4488995393748, 141.303418925516 38.4488758587043, 141.303489390725 38.4488448880485, 141.303726772474 38.4487361032044, 141.30457696508 38.4483114959636, 141.304656280375 38.4482790807938, 141.305178355055 38.4480157058781, 141.305201202824 38.4480056196901, 141.306356144895 38.4474924920264, 141.30680407722 38.4472606599351, 141.30688398184 38.4471681309745, 141.306970671807 38.4470187035443, 141.307050809796 38.4469073096187, 141.307230688099 38.4465752050026, 141.307559963554 38.4464374640134, 141.307747950739 38.4463463264, 141.30792051492 38.4462510282782, 141.308090692959 38.4460788784946, 141.308220751496 38.4460325994652, 141.308222931022 38.4460511725322, 141.308274102412 38.4461359912714, 141.309492329408 38.4481591469474, 141.308681546665 38.4485972849665)) ^^http://www.opengis.net/ont/geosparql#wktLiteral