メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.798215108398 34.9322343319764, 135.797871767704 34.9324580076263, 135.797819032113 34.9324458052769, 135.797709980386 34.932478584757, 135.797530110278 34.9325859007726, 135.797514955081 34.9325935517104, 135.797384473282 34.9324704348373, 135.79732349578 34.9324892075318, 135.797114281226 34.9324507542758, 135.796905004502 34.9324376541643, 135.796501845736 34.9324297215642, 135.796500444175 34.9320995451831, 135.796481319057 34.9320425345915, 135.796485463388 34.9318678761361, 135.796663494133 34.9318752898861, 135.796657491306 34.9319438784525, 135.796758174008 34.931950033974, 135.79676556769 34.9319163817369, 135.796848764961 34.9319129293109, 135.796851927195 34.9318072203171, 135.796889575061 34.9318080580564, 135.797242271079 34.9318176654684, 135.797453759364 34.9317992851586, 135.797626237942 34.9317687249732, 135.797814098377 34.9318229879686, 135.797947745723 34.9318392684428, 135.797922801112 34.9319342367829, 135.798024109625 34.9320542069027, 135.798215108398 34.9322343319764)) ^^http://www.opengis.net/ont/geosparql#wktLiteral