メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.603959281816 42.7970924887007, 141.604446984157 42.7969309443085, 141.604564697017 42.7970545511997, 141.604660160159 42.7971503205523, 141.604735574115 42.7972179848514, 141.604821128395 42.7972840174087, 141.605197666228 42.7975403245716, 141.60675228464 42.7984906968522, 141.608011191513 42.7993689165606, 141.60730526847 42.7998923088061, 141.607109486856 42.7997574346877, 141.606758838136 42.8000419996135, 141.606154945347 42.8002297667753, 141.605933197738 42.8000985427005, 141.605824068619 42.8001132604268, 141.605190304432 42.8006751662116, 141.604658775343 42.8003598894514, 141.604075174389 42.8001204162864, 141.603821974078 42.8000063127007, 141.603520321968 42.7998813845187, 141.603259057547 42.7997668119133, 141.603000462927 42.7996528164955, 141.602451304442 42.7994180314253, 141.602163757964 42.7992964151695, 141.601937892536 42.7991765539476, 141.601784023305 42.7990720114088, 141.601665889793 42.79898427028, 141.60155717086 42.7988456600064, 141.601512506196 42.7987328740448, 141.601476126955 42.7985675264505, 141.602599732384 42.7980304992783, 141.60291180642 42.7978968037243, 141.602815559595 42.7978076400474, 141.602783542418 42.7977274192613, 141.602718576598 42.7976562973151, 141.602686335839 42.7976020991195, 141.602641859645 42.7975032398757, 141.602574091155 42.7974581249706, 141.602584682222 42.7974545271538, 141.602910142186 42.7973420076525, 141.60379008009 42.7970435660051, 141.603959281816 42.7970924887007)) ^^http://www.opengis.net/ont/geosparql#wktLiteral