メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.375728325523 40.6847286815903, 141.376131463371 40.6847549272173, 141.376598499491 40.684785232729, 141.376791446062 40.6847978319846, 141.376796486102 40.6847981612516, 141.377671746879 40.684855031532, 141.377567369806 40.6854531675698, 141.37746213921 40.6859527315572, 141.377441175639 40.6860967179887, 141.377379768062 40.6865184651619, 141.377275339209 40.6871165983201, 141.376779056573 40.6870496347401, 141.37671229489 40.6870402410501, 141.376265727821 40.6869775438286, 141.376234913531 40.686973185984, 141.375827027883 40.6869158651534, 141.375442090324 40.6868618103939, 141.375109911735 40.6868171464011, 141.375067859179 40.6868117153295, 141.374790470823 40.6867757286327, 141.374786678205 40.6867751826747, 141.374786900889 40.6867743386563, 141.374957848006 40.6861925707709, 141.374957614504 40.6861920783337, 141.37495852244 40.6861902440236, 141.374959196319 40.6861878488326, 141.375074418901 40.6857956805869, 141.375076532799 40.6857884945427, 141.375205786778 40.6853486258845, 141.375232450723 40.6852628014998, 141.375404043544 40.6847102267417, 141.375408229075 40.6847078852616, 141.375728325523 40.6847286815903)) ^^http://www.opengis.net/ont/geosparql#wktLiteral