メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.751568341413 35.4220427178248, 136.751592986645 35.4219001310636, 136.751801393417 35.4219289590721, 136.75184873956 35.4219355075788, 136.751722104103 35.4224987913657, 136.751669195035 35.4226874253794, 136.751630772952 35.4228244108916, 136.751593158333 35.4229585156343, 136.751521459465 35.423234391688, 136.751483127838 35.4232272167568, 136.751296622147 35.4231922157873, 136.750863884395 35.423110213576, 136.750522362347 35.4230653167379, 136.750573746215 35.4229182422713, 136.750441155628 35.4224530133221, 136.749465510616 35.4224098173467, 136.749646585123 35.421652077296, 136.750420821225 35.4217557802718, 136.750445180268 35.4222137385519, 136.750791268098 35.4221896047855, 136.750791079122 35.4222264346596, 136.751083743741 35.4222021166914, 136.75108971284 35.4221285139142, 136.751261306019 35.4221268090153, 136.751281642275 35.422002623699, 136.751568341413 35.4220427178248)) ^^http://www.opengis.net/ont/geosparql#wktLiteral