メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.072919069379 35.2392303596609, 137.073351423772 35.2392250594683, 137.073357701824 35.2397318378953, 137.075242290889 35.2401049039387, 137.075173479963 35.2402606300643, 137.075106980596 35.2403975549462, 137.075040528585 35.2405007464794, 137.074932848111 35.2406546131443, 137.074715277338 35.2408683964785, 137.073346408711 35.2406205127849, 137.072911755055 35.240612712438, 137.071920068578 35.2406109539217, 137.071945692568 35.2392305881798, 137.072919069379 35.2392303596609)) ^^http://www.opengis.net/ont/geosparql#wktLiteral