メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.353046617418 37.2713077982357, 140.353016230602 37.2713470757553, 140.352303854187 37.2722816240406, 140.352216936011 37.2723245276131, 140.351831029149 37.2724894157242, 140.351622723282 37.2725073682199, 140.35131628898 37.2724813989923, 140.350988556844 37.272445525161, 140.350677922061 37.2724298510906, 140.350227442424 37.2724794172549, 140.350163565935 37.272161903869, 140.349901887524 37.2708969443026, 140.349510266945 37.2696034044106, 140.350701896104 37.2700536886483, 140.352645396086 37.2707291750149, 140.352845782482 37.2712137818874, 140.353046617418 37.2713077982357)) ^^http://www.opengis.net/ont/geosparql#wktLiteral