メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.21737406219 42.9742002987533, 143.21722531098 42.9750068962623, 143.217045362763 42.9758030681654, 143.216878436645 42.9766727637034, 143.216492773347 42.9781442162116, 143.215785934017 42.9780861163267, 143.214889920135 42.9779973973522, 143.214753974351 42.9779895418658, 143.213896217562 42.9779398758587, 143.213794765283 42.977932643176, 143.213104697116 42.9778810666561, 143.212215560488 42.9778151259954, 143.211619357219 42.9777754798776, 143.211720009605 42.9769075423579, 143.21179732184 42.9761645654651, 143.211907309658 42.9753118806897, 143.212223698646 42.9727937464642, 143.212721562141 42.9728319670951, 143.214544644836 42.9729719715325, 143.214544446017 42.972959244154, 143.21505687278 42.9729975433169, 143.215510679917 42.9730356308413, 143.216009724776 42.9730754447466, 143.216949920862 42.9731400832217, 143.216978110852 42.973142165749, 143.217097302479 42.9731511453966, 143.217113317106 42.9731524872935, 143.217580070402 42.9731913717231, 143.21737406219 42.9742002987533)) ^^http://www.opengis.net/ont/geosparql#wktLiteral