メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.357586766637 44.3475006043583, 143.358159286972 44.3476235827736, 143.358850170024 44.3477719525767, 143.361388753586 44.3483191384317, 143.361252289721 44.348860477977, 143.360803273026 44.3491294379918, 143.360519708272 44.3506514353388, 143.360503666156 44.3507308002157, 143.360249658044 44.3519608814977, 143.360571230497 44.3521863806229, 143.360526617874 44.3522111078278, 143.360193391842 44.3519704287663, 143.360259636259 44.351627777547, 143.360095117419 44.3516131695697, 143.360370064516 44.3502307961322, 143.360577675975 44.3492063411136, 143.359333461708 44.3489412222145, 143.359022393675 44.348876742334, 143.358767517866 44.3499268614867, 143.357623954734 44.349761612519, 143.357027902113 44.3496754579555, 143.357006287188 44.349672362651, 143.356622184711 44.3496168449447, 143.356192037517 44.3494887876912, 143.355392219001 44.3494211570969, 143.355663074085 44.3484255955144, 143.355895639069 44.3473484535958, 143.356826246249 44.3473172165256, 143.356830067687 44.3473380635347, 143.357586766637 44.3475006043583)) ^^http://www.opengis.net/ont/geosparql#wktLiteral