メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.876544570797 37.692565930858, 138.877391532374 37.6921854909346, 138.877477730727 37.6923264248792, 138.877655751421 37.6925554806474, 138.877782135195 37.6927071270865, 138.877857973696 37.6928485174285, 138.877881628656 37.6928926486567, 138.877866399301 37.6931285167124, 138.877803424302 37.6932868244703, 138.877692211749 37.6935058241107, 138.877521193793 37.693844543791, 138.877515210441 37.6938539445976, 138.877462266682 37.6939370892517, 138.877308233635 37.6941493270652, 138.87717098785 37.6942570458633, 138.877009416704 37.6943552695395, 138.876703144412 37.6945671476657, 138.876435676703 37.6947279368775, 138.876073145513 37.6948779064514, 138.875831829954 37.6949463963287, 138.87557175246 37.6949665122838, 138.875363206592 37.6949902643643, 138.875028793891 37.6950255405413, 138.874491225998 37.6950906024334, 138.873715059959 37.6952196317676, 138.873247358443 37.6952977012836, 138.872797911931 37.6953857075005, 138.872622273824 37.6954707355776, 138.872070148215 37.6959819918784, 138.871839406945 37.6962179775482, 138.871785269576 37.6962602451166, 138.871568781371 37.6960966247477, 138.871914695036 37.6957114646695, 138.871966046829 37.695661464013, 138.8720652348 37.6956025831465, 138.872248936246 37.6954909207017, 138.872561188631 37.6953024035966, 138.873050154961 37.6950841853852, 138.873061021858 37.6950520520805, 138.873093931844 37.6949991519953, 138.873462182361 37.6949542014706, 138.873819384965 37.6949149163505, 138.874181483497 37.694748341539, 138.874288065896 37.6946894353503, 138.874559977522 37.6945391956084, 138.874954952307 37.6943139491591, 138.875289118173 37.6940904409561, 138.875535245791 37.6939402811694, 138.875308209123 37.6937661454185, 138.876253902745 37.6930155488571, 138.875954206352 37.6927670288723, 138.875718874046 37.69256405815, 138.876072974956 37.6924303071736, 138.876240488454 37.6923261530999, 138.876259895331 37.6922312005477, 138.876431953649 37.6921585682032, 138.8765034781 37.6923147556541, 138.876544570797 37.692565930858)) ^^http://www.opengis.net/ont/geosparql#wktLiteral