メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.61217766757 43.1149009263238, 143.611945200266 43.1152960526811, 143.611892450794 43.1156356606931, 143.612001242047 43.1160349547108, 143.612020468968 43.1161054761563, 143.612078578743 43.1163188636766, 143.612026227964 43.1165682364764, 143.611774287042 43.1167739184525, 143.611561250141 43.1169159126515, 143.611052016918 43.1172551810722, 143.610121325788 43.1178751397936, 143.609657648202 43.1181696947652, 143.609418182758 43.1179900376998, 143.608892929468 43.1175762744895, 143.608242965652 43.1170881734112, 143.608637872803 43.1168483140324, 143.608541652055 43.1167818001972, 143.609523607312 43.1161359980972, 143.610220605578 43.1156796593659, 143.611453007688 43.1148707256736, 143.610973197631 43.114453830237, 143.610717213616 43.1142343560492, 143.61088893685 43.1142859044068, 143.611089863405 43.1143860535693, 143.611130144175 43.1144060406378, 143.61217766757 43.1149009263238)) ^^http://www.opengis.net/ont/geosparql#wktLiteral