メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.251100916044 35.4833751670841, 134.250742103796 35.4833684499205, 134.250715075984 35.4825513790273, 134.250823882107 35.4825514515698, 134.250821841244 35.4823994476716, 134.25093719924 35.4824001941931, 134.251313394247 35.4824025206479, 134.25192911402 35.4824502492781, 134.252409895585 35.4824360231295, 134.252803774889 35.4824243427133, 134.251100916044 35.4833751670841)) ^^http://www.opengis.net/ont/geosparql#wktLiteral