メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.314439169429 37.3911353090803, 140.314194557695 37.391191213715, 140.314078843929 37.391246454088, 140.313975903278 37.3912777057274, 140.313877176819 37.3912919040081, 140.313525758957 37.391451021776, 140.31346006314 37.3912558632452, 140.313394826323 37.3911326483369, 140.313346551833 37.390978530829, 140.313341202448 37.3908104416912, 140.31435049855 37.3907138434254, 140.314439169429 37.3911353090803)) ^^http://www.opengis.net/ont/geosparql#wktLiteral