メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.609289482349 35.3071805906181, 136.606639225886 35.307502698314, 136.606693378654 35.3077910273368, 136.606818672889 35.3084897280162, 136.606356208114 35.3085434281853, 136.60618605165 35.3082344211104, 136.605974926991 35.307843400062, 136.605953662942 35.3077876011044, 136.605826376578 35.3074538660415, 136.60568766477 35.3070018469244, 136.605582128045 35.306566529454, 136.605260616796 35.3056853130467, 136.604945047212 35.3047283558, 136.60477654125 35.3043318281873, 136.605281835619 35.3042608655291, 136.60864699597 35.3038752359747, 136.609995972808 35.3037082729263, 136.6105483384 35.3036414363244, 136.610788687817 35.3049865386573, 136.611163565643 35.3069488413881, 136.609289482349 35.3071805906181)) ^^http://www.opengis.net/ont/geosparql#wktLiteral