メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.867891110142 37.4433125785171, 138.865620355921 37.4433914688738, 138.864806378328 37.4434094089014, 138.864778765209 37.4435648992458, 138.864684642735 37.4441520226228, 138.863932805473 37.4441557594752, 138.863398725752 37.4441574125484, 138.863070323611 37.4441374505491, 138.863214085252 37.4436525305294, 138.863418534133 37.4430238131618, 138.863556827637 37.4427195521061, 138.863686898409 37.4424726181788, 138.863774930307 37.4422867780708, 138.863825189896 37.4421683550822, 138.863925308171 37.4418574519105, 138.864096409699 37.4413368301594, 138.865838694486 37.4411940059768, 138.866784302573 37.4411251850876, 138.866974055183 37.4417300760425, 138.867065151925 37.4420173147343, 138.867117971609 37.4421802242466, 138.867226731746 37.4424101905878, 138.867279949826 37.4424918913237, 138.867387602351 37.4426571595507, 138.867458034316 37.4427527803746, 138.86753565863 37.4428512404952, 138.867636624289 37.4429539185005, 138.86773224141 37.443063765936, 138.867808350576 37.4431684102075, 138.867808665158 37.4431689588834, 138.867891110142 37.4433125785171)) ^^http://www.opengis.net/ont/geosparql#wktLiteral