メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.697838700216 35.44430988173, 136.698372585906 35.444304939759, 136.698421241949 35.4443059381992, 136.698423650755 35.4443059475112, 136.698423623425 35.4443106651933, 136.698478315951 35.4453249138202, 136.698477343945 35.4453367403915, 136.698474374683 35.4453366937612, 136.697825353146 35.4453404855882, 136.696098533064 35.4453285952153, 136.696107941534 35.4448008788624, 136.696117184869 35.4442920270138, 136.697838700216 35.44430988173)) ^^http://www.opengis.net/ont/geosparql#wktLiteral