メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.832304391493 35.5150603407632, 137.83222428046 35.5149578934618, 137.831946700704 35.5150914546545, 137.831797831985 35.5149715844243, 137.831900945192 35.5149175103485, 137.831767974602 35.5146824504305, 137.832018592685 35.5145542673311, 137.831985218108 35.5145127109557, 137.832107046156 35.5144555017607, 137.832210389701 35.5146021948124, 137.832267065377 35.5146796892345, 137.832863014129 35.5143797268323, 137.83316359192 35.5147603916396, 137.832983940283 35.5149879096927, 137.832889714356 35.5149517205338, 137.832615967581 35.5150750595266, 137.832525999974 35.5149616069795, 137.832304391493 35.5150603407632)) ^^http://www.opengis.net/ont/geosparql#wktLiteral