メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.51643502662 34.6578537328873, 135.516556013727 34.6583989197941, 135.516643442668 34.6588000138573, 135.516682470458 34.65900047158, 135.516384698024 34.6590453565076, 135.515735363167 34.6591432213463, 135.515184599957 34.6593588109817, 135.515183146168 34.6593157014038, 135.515136203826 34.6590404146899, 135.515056622741 34.6585732874185, 135.515591900111 34.6585065264387, 135.515541811719 34.6582150281574, 135.51550012062 34.6579818798925, 135.515348263502 34.6572868355487, 135.515852614784 34.6572381214954, 135.516316420871 34.6571924859927, 135.51643502662 34.6578537328873)) ^^http://www.opengis.net/ont/geosparql#wktLiteral