メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.460030941202 43.0476083748932, 141.461287289041 43.0480347450353, 141.461473933183 43.0480994713339, 141.461151372003 43.0486212854344, 141.461925112189 43.0489011236195, 141.461653346469 43.0492905746144, 141.461410456303 43.0496750189344, 141.461145856169 43.0500697225255, 141.460788011829 43.0499429780143, 141.460220012069 43.0497301729075, 141.459502153101 43.0494820064873, 141.459442192658 43.0487632978129, 141.459419965527 43.0485824628409, 141.459345712793 43.0478268001301, 141.459306208356 43.0473336442574, 141.460030941202 43.0476083748932)) ^^http://www.opengis.net/ont/geosparql#wktLiteral