メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.978626408222 35.2849879811831, 136.978810965652 35.2849386899123, 136.979113994181 35.2852189678782, 136.979364301333 35.2854378921187, 136.979590514217 35.285667975976, 136.979923407697 35.2861653521087, 136.980172760474 35.2866508353666, 136.980434263866 35.2871464061119, 136.980876090562 35.2881195311908, 136.981562482804 35.2893073350203, 136.98178245608 35.2896240252691, 136.982002360973 35.2899520541783, 136.981835923824 35.2900443386146, 136.981734145572 35.2901077069883, 136.981673673092 35.2901838851676, 136.981436277372 35.2904300120293, 136.981224694042 35.2906746989443, 136.981031312157 35.2908763827867, 136.980903595063 35.290845128556, 136.98043649046 35.2907767997755, 136.980202886217 35.2907651709241, 136.980079147319 35.2907875160136, 136.979831407711 35.2909448871041, 136.97974887126 35.2909785638282, 136.979625158124 35.2909896403671, 136.979006828407 35.2909436079706, 136.978415958983 35.2909088833602, 136.978113270326 35.2910548973975, 136.977948142976 35.291144784917, 136.977865658436 35.2911559241458, 136.977796969761 35.2911445485127, 136.977700927287 35.2910767890422, 136.977183654473 35.2907106774822, 136.976114415928 35.2898438759375, 136.975495458188 35.2893611092737, 136.974640873671 35.2886661907976, 136.972711102611 35.2878178391492, 136.971666210576 35.2863112031571, 136.97170625412 35.2862761235924, 136.972852185622 35.2852724785404, 136.972941932195 35.2852483259738, 136.973383389971 35.2852154431234, 136.973798492848 35.2851864603298, 136.974403503087 35.2851803883732, 136.975366260741 35.2848107750634, 136.975378374518 35.2848089634948, 136.976083329781 35.2847047967261, 136.976573873527 35.2843593566232, 136.976763685917 35.2841666872073, 136.977049172446 35.2838378235667, 136.977294693785 35.2835200232403, 136.977861262675 35.284284484177, 136.978089997229 35.2847195181295, 136.978196677841 35.2851026652994, 136.978626408222 35.2849879811831)) ^^http://www.opengis.net/ont/geosparql#wktLiteral