メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.697902221476 35.40956654733, 136.699198832632 35.4095917051325, 136.700433862453 35.409615626419, 136.701915997446 35.4096443163077, 136.701877740055 35.4106304695417, 136.70186455146 35.4116324940389, 136.70190245533 35.4122667069155, 136.701588779034 35.4123736374523, 136.701241101032 35.4124549114142, 136.700957655361 35.4125025187171, 136.700497065244 35.4125262800269, 136.700373552314 35.4125244322296, 136.699136031361 35.4125060489976, 136.696527608541 35.4124629539958, 136.696516140798 35.4105418097181, 136.696517530978 35.4095396656856, 136.697902221476 35.40956654733)) ^^http://www.opengis.net/ont/geosparql#wktLiteral