メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.131396685378 38.9394599192068, 141.132031145298 38.9394933467524, 141.133143624287 38.9395818484223, 141.133070092157 38.9400789230434, 141.133010039642 38.9406143201788, 141.1329321133 38.9411218920807, 141.132871968489 38.9416364558643, 141.132681817595 38.9429713550945, 141.132531585076 38.9441411097989, 141.131870819695 38.9440887507231, 141.131149924818 38.944037316159, 141.13110281865 38.9440339167256, 141.130861798658 38.9438765986242, 141.130320873792 38.9435376872795, 141.13032085274 38.9435056650387, 141.130320397963 38.9430097656404, 141.130298041559 38.9426262495365, 141.130280376364 38.9425398668987, 141.130238774164 38.9424406663418, 141.130197581444 38.9421697355961, 141.130158957653 38.9414469563769, 141.130133538712 38.9412194109312, 141.130158359804 38.9407710246454, 141.130233279027 38.9406005841419, 141.130347822626 38.9403532571498, 141.130446099156 38.9398858214512, 141.130568137729 38.9393795454371, 141.131396685378 38.9394599192068)) ^^http://www.opengis.net/ont/geosparql#wktLiteral