They turned Spanish stifled Because potatoes dripping the freezing in the conference over the boy .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (VBD_2 turned) (S_2 (NP_1 (NNP_0 Spanish)) (VP_0 (VBD_0 stifled) (PP_1 (IN_1 Because) (NP_2 (NP_4 (NNS_1 potatoes)) (VP_2 (ATVP_4 (VBG_0 dripping) (NP_5 (DT_0 the) (NN_2 freezing))) (PP_2 (IN_0 in) (NP_3 (NP_5 (DT_0 the) (NN_2 conference)) (PP_0 (IN_1 over) (NP_5 (DT_0 the) (NN_2 boy)))))))))))) (DOT_0 .)))