(S (S (PP-SBJ (BASENP (NN 父兄)) (IN は)) (COMMA 、) (VP (VP (PP-OBJ (NP (PP (PP (NP (S-REL-NSBJ (VP (PP-OBJ (NP (PP (PP (NP (PP (BASENP (NN 生徒)) (IN の)) (NN 間)) (IN で)) (IN の)) (NP (PP (BASENP (NN 白血病)) (IN の)) (NN 多発))) (IN を)) (VP (VBV 含め) (VP (MD た))))) (NP (PP (PP (BASENP (NN 学校) (CC や) (NN 職場)) (IN で)) (IN の)) (BASENP (NN 健康) (NN 問題)))) (INPH について)) (IN の)) (NN 懸念)) (IN を)) (VP (NN 表明) (VBV し))) (COMMA 、) (VP (PP-OBJ (NP (S-REL (PP (BASENP (NN 何) (NN 年)) (IN も)) (S-NSBJ-NOBJ (VP (VP (VBV 求め) (INTE て)) (VP (VBV き) (VP (MD た)))))) (NN 対話)) (IN を)) (VP (VBV 始め) (VP (MD た)))))) (PERIOD 。))
父兄 は 、 生徒 の 間 で の 白血病 の 多発 を 含め た 学校 や 職場 で の 健康 問題 について の 懸念 を 表明 し 、 何 年 も 求め て き た 対話 を 始め た 。
The parents aired their concerns over health issues at schools and workplaces , including a rash of leukemia cases in the student population , and began a dialogue they have been working toward for years .