メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.132338791321 38.7736741765737, 141.132362831079 38.7737948919634, 141.132480179373 38.7740780954978, 141.132512101215 38.7741220735111, 141.132668757751 38.7742057104544, 141.132360412161 38.7746454064123, 141.133008736823 38.7746264356444, 141.133008969928 38.7754050116128, 141.132818193122 38.7754083146946, 141.132354477953 38.7754721395935, 141.130896836621 38.7756467396674, 141.1308221658 38.7745192541996, 141.130830653982 38.7744633478995, 141.130861827297 38.7744085110267, 141.130852902287 38.7743595471445, 141.130734351003 38.7741746001318, 141.13092597585 38.7741004927978, 141.13090842968 38.7740760445366, 141.130875082773 38.7740295354687, 141.130620743371 38.7741243532297, 141.129945428053 38.7735047242382, 141.130376767117 38.7731382031366, 141.130892481014 38.7726809534236, 141.130969834673 38.7726513370937, 141.130888232915 38.7725568090729, 141.130967056179 38.7725076223158, 141.131293316262 38.7724402101224, 141.13148536351 38.7723935503546, 141.131593641847 38.7723900378373, 141.132158418276 38.772477140397, 141.131930236682 38.7730365625923, 141.13225130596 38.7730769890473, 141.132338791321 38.7736741765737)) ^^http://www.opengis.net/ont/geosparql#wktLiteral