メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.832298374019 37.0167220947682, 138.83198023941 37.0164157566215, 138.831679279698 37.0161161979622, 138.831352559868 37.0157979146893, 138.830984969157 37.0154333486214, 138.830693716743 37.0151535434464, 138.830188660196 37.0146760839374, 138.830024278659 37.0145281359785, 138.829738579216 37.0142920326003, 138.82953666282 37.0141227162702, 138.829314658884 37.0140125945885, 138.828964371173 37.0136858497428, 138.828084464768 37.0128841655928, 138.827536454035 37.0123673866391, 138.827491598444 37.0123130203834, 138.828147263088 37.01160203199, 138.828453452203 37.0112292441293, 138.82939507298 37.0102178938563, 138.82978801229 37.0104488413735, 138.830466998705 37.0096842034103, 138.831743443816 37.0104170272477, 138.832806008631 37.0110335726431, 138.832997331232 37.0111449713362, 138.833335386098 37.0107877115624, 138.833707097627 37.010388464875, 138.83453722587 37.0108755543158, 138.835645323367 37.0115241421037, 138.834864006273 37.0123826481847, 138.834108787015 37.0132367840321, 138.833572363251 37.0138554487464, 138.834418950514 37.0143315754767, 138.833604561671 37.015230663168, 138.832880627104 37.0160652166197, 138.832298374019 37.0167220947682)) ^^http://www.opengis.net/ont/geosparql#wktLiteral