メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((145.557714060788 43.3216352526011, 145.55712373934 43.3212717685469, 145.556841923931 43.3210767706245, 145.556462452725 43.3208357253382, 145.556069364726 43.3204716614037, 145.555727143715 43.3200083812577, 145.555546571114 43.3197975828851, 145.555399763884 43.3196835519683, 145.55522700077 43.3196165415819, 145.555058953342 43.3195725295626, 145.554688139188 43.3194906419889, 145.554428910346 43.3193849939137, 145.554186935835 43.3192068391566, 145.554021336698 43.3190162090099, 145.553788298983 43.3187400501416, 145.553849706873 43.3187074044074, 145.55399490058 43.3186569366425, 145.554035817235 43.3186300164581, 145.55410341839 43.3185766586373, 145.554214337722 43.3185477144303, 145.554274414208 43.3183556926182, 145.554247683067 43.3182535877283, 145.554398232652 43.3181669600224, 145.554506365044 43.3180866927758, 145.554652623138 43.3179281121778, 145.554732504742 43.3178383951959, 145.554780620915 43.3178163997723, 145.554899126731 43.3177924389423, 145.554918224801 43.3177610170917, 145.554902148152 43.3177203442232, 145.554828413338 43.3176607365603, 145.554909642376 43.3174681017944, 145.555034744105 43.3173102027321, 145.558233196458 43.3186757355748, 145.560169265032 43.3195017676914, 145.557714060788 43.3216352526011)) ^^http://www.opengis.net/ont/geosparql#wktLiteral