メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.992589151272 36.7463646132038, 136.993733122892 36.7459491188988, 136.99410289092 36.7464763759243, 136.994378414709 36.746885632237, 136.994701902044 36.7474509090838, 136.99515045336 36.7482064660998, 136.995603493366 36.7489578045351, 136.996043233383 36.7497191884932, 136.995410275958 36.749962522575, 136.995027458981 36.750109685382, 136.995019096308 36.7501129122825, 136.994672124067 36.750247169816, 136.993962413246 36.7505212952146, 136.992481950263 36.7510945754831, 136.992246420447 36.7502273036131, 136.992051448418 36.7494546462472, 136.992029917607 36.7493873045769, 136.99201810438 36.7493503247365, 136.991731947872 36.7485891502718, 136.991593662954 36.7482143785583, 136.991459146867 36.7477527988765, 136.991207716492 36.7468900076335, 136.991093797017 36.7464990762259, 136.991079459977 36.7464758901647, 136.991093886451 36.7464604934521, 136.991093985026 36.7464179669654, 136.991034386099 36.7462576317009, 136.99098944716 36.7460566209014, 136.991316203607 36.7459295253055, 136.991667706728 36.7457927483449, 136.991717924784 36.7457732496418, 136.992154885736 36.7456092072383, 136.992589151272 36.7463646132038)) ^^http://www.opengis.net/ont/geosparql#wktLiteral