the child teeth <apostrophe>ll help to march .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_0 (DT_0 the) (NN_3 child)) (NNS_0 teeth)) (VP_4 (MD_0 <apostrophe>ll) (VP_1 (VB_0 help) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 march))))))) (DOT_0 .)))