(S (S (PP-SBJ (BASENP (NN 彼)) (IN は)) (COMMA 、) (VP (NP (PP (BASENP (NN 大統領) (NN 選挙) (NN 戦)) (IN の)) (NN 間)) (COMMA 、) (VP (PP (BASENP (NN ９) (NN 月) (NN ６) (NN 日)) (IN に)) (VP (PP (BASENP (NN 重病)) (IN に)) (VP (VBV なっ) (VP (MD た))))))) (PERIOD 。))
彼 は 、 大統領 選挙 戦 の 間 、 9 月 6 日 に 重病 に なっ た 。
He fell seriously ill on the September 6th , during his presidential campaign .