メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.352198227262 34.9170988313315, 135.352667880135 34.9175300442714, 135.352728953995 34.9176360845966, 135.352377572418 34.9177741128906, 135.352258516766 34.9178187068044, 135.351972833846 34.9180981588461, 135.35177718261 34.9183505863215, 135.351537783837 34.9181075867016, 135.351448000092 34.918044182585, 135.35108103535 34.9178419008132, 135.351159340066 34.9176821531498, 135.351321190196 34.9175445921078, 135.351496344208 34.9174528370317, 135.351606880112 34.9173969769975, 135.35183892271 34.9172735458024, 135.352198227262 34.9170988313315)) ^^http://www.opengis.net/ont/geosparql#wktLiteral