ご指名質問 #13

本日のJT（06/13/10）から。見出しの意味は？draft horseとは？ますださん，どうぞ。（UG）
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A boy rides a draft horse during an annual festival Saturday to pray for good health for the horses and a large crop in the village of Takizawa, Iwate Prefecture. Some 100 colorfully decorated horses carried children from the village to the nearby city of Morioka.
http://www.japantimes.co.jp/news.html