メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.210088028259 34.71122930306, 135.210433284427 34.7113597854056, 135.210130910374 34.7119298944429, 135.209900954525 34.712380034413, 135.20980739126 34.7125655104952, 135.20902940341 34.712291653492, 135.209009800932 34.7122444670552, 135.209183450701 34.7118893878809, 135.209242203643 34.7117672656813, 135.209309095761 34.7116405774759, 135.20961401224 34.7110524190753, 135.210088028259 34.71122930306)) ^^http://www.opengis.net/ont/geosparql#wktLiteral