メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.293343756088 37.3833363287974, 140.292380190034 37.3836739024456, 140.291862914628 37.3829141900801, 140.291475802643 37.3822028276187, 140.291694969325 37.3820335851603, 140.291923666483 37.3819301980635, 140.292188334108 37.3818886223048, 140.292354469376 37.3818626334721, 140.29261378289 37.3818616274252, 140.293015038596 37.3818600695712, 140.294071093279 37.3819512840177, 140.293996396188 37.3820632275115, 140.293641864815 37.3826591978705, 140.293496326502 37.3828799713027, 140.293383081995 37.3831090678156, 140.29334127126 37.3832977602128, 140.293343756088 37.3833363287974)) ^^http://www.opengis.net/ont/geosparql#wktLiteral