メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.61864965378 35.3624023185772, 136.618845104444 35.362394542934, 136.618859314956 35.3632827721836, 136.618859713385 35.3633065764549, 136.618196737173 35.363345680442, 136.618128203271 35.3633549466385, 136.617854508233 35.3633899704693, 136.617778380305 35.3624431494739, 136.617765920948 35.3622515442935, 136.617683397288 35.3622511691331, 136.617673493189 35.3617198584871, 136.617767463703 35.3617180322352, 136.617784243918 35.3615755738558, 136.618115972572 35.3615637723289, 136.618614211985 35.3615459644663, 136.61864965378 35.3624023185772)) ^^http://www.opengis.net/ont/geosparql#wktLiteral