them could ruin happened to vibrant navy .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 them)) (VP_4 (MD_0 could) (VP_1 (VB_0 ruin) (VP_2 (VBN_0 happened) (PP_2 (TO_0 to) (NP_3 (JJ_1 vibrant) (NN_0 navy))))))) (DOT_0 .)))