メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.380718723456 34.8243026772467, 137.380674543948 34.8242684541813, 137.380367129653 34.8240728392217, 137.380329925668 34.8240525495263, 137.380043544655 34.8238992263051, 137.379571922757 34.8237153049676, 137.379092486186 34.823497800195, 137.379312230986 34.823131598352, 137.379438032654 34.8231387047846, 137.379529108873 34.8233695616839, 137.379855480826 34.8232798272771, 137.379771110917 34.8230743845639, 137.379969603467 34.8230267091587, 137.379951839502 34.8229849040308, 137.380290371444 34.8228997260424, 137.380396890246 34.8231323864377, 137.380627338581 34.8230637361569, 137.380659639948 34.8230538900953, 137.38077163367 34.8233984565896, 137.380890683754 34.8233617647331, 137.380775090205 34.8230289667925, 137.381022068542 34.8229538770182, 137.381289879491 34.8236950523446, 137.381375519519 34.8239614150375, 137.381152738312 34.8240055426315, 137.381103765868 34.824017460841, 137.380980461569 34.8239938709714, 137.380718723456 34.8243026772467)) ^^http://www.opengis.net/ont/geosparql#wktLiteral