メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.847956228629 35.0480377952326, 136.851675352833 35.0511492556652, 136.852293134556 35.0516701976418, 136.852552542069 35.0519892063574, 136.852171251674 35.0519227175932, 136.851342455905 35.0519070373607, 136.847952707535 35.0519108998533, 136.840500594735 35.0519188330756, 136.84002132511 35.0532548846586, 136.839546733667 35.0525380574831, 136.838661122707 35.0529341329648, 136.838518990703 35.0526995764876, 136.837964312887 35.0518287133444, 136.841614320941 35.043181898904, 136.84164028085 35.0431237961294, 136.842347427699 35.0433448642454, 136.843652410001 35.0444368887671, 136.845621645605 35.0460845749244, 136.847956228629 35.0480377952326)) ^^http://www.opengis.net/ont/geosparql#wktLiteral