parents looks a sudden bottle of full mounds .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NNS_0 parents)) (VP_4 (VBZ_0 looks) (NP_6 (NP_6 (ATNP_1 (DT_0 a) (JJ_1 sudden)) (NN_1 bottle)) (PP_0 (IN_1 of) (NP_2 (JJ_1 full) (NNS_1 mounds)))))) (DOT_0 .)))