メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.452245241015 34.4873808153596, 133.452242727009 34.4884447200807, 133.450723974608 34.4884050813962, 133.450211736821 34.488408583947, 133.449371802726 34.4882084353091, 133.449803497503 34.4876076691702, 133.449817132313 34.4872664613181, 133.449838844858 34.4867237380832, 133.450431586452 34.4860775093209, 133.451061358233 34.4856291707504, 133.452544079785 34.4857908143424, 133.452332695076 34.4860767925558, 133.452245241015 34.4873808153596)) ^^http://www.opengis.net/ont/geosparql#wktLiteral