メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.18542054959 34.8043162081515, 137.185561821144 34.8045171847809, 137.185639188691 34.8046204182745, 137.185748496356 34.8047443523118, 137.18590749576 34.8049958927919, 137.185834696274 34.8050183001079, 137.185775887504 34.8050711305689, 137.185707600311 34.8051500204381, 137.185516443448 34.8055895181244, 137.185400210836 34.8059289969417, 137.184710491672 34.8057924769547, 137.184286993026 34.8057474653239, 137.183760316091 34.8057078164394, 137.183700504258 34.8054828793658, 137.183667860205 34.8052624468955, 137.183617450614 34.8049136982507, 137.18357858441 34.8043785975187, 137.1835626851 34.8042714096979, 137.183541563238 34.8039482930626, 137.183521568423 34.8035615091906, 137.183466818234 34.8030093677244, 137.183412009238 34.8022318598843, 137.184928326083 34.8022541788117, 137.184928397756 34.8025696924504, 137.184983401636 34.8030095718072, 137.185037856501 34.803347190683, 137.185206344604 34.803851282201, 137.185256563672 34.8040345256489, 137.185367258011 34.8042438180282, 137.18542054959 34.8043162081515)) ^^http://www.opengis.net/ont/geosparql#wktLiteral