I began cardigan and idiom and finally why .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (ATVP_1 (VP_5 (VBD_0 began) (NP_6 (ATNP_1 (NN_1 cardigan) (CC_0 and)) (NN_1 idiom))) (CC_0 and)) (VP_5 (ADVP_0 (RB_0 finally)) (VBN_0 why)))) (DOT_0 .)))