I really were jerked by Quechua of four hat .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 I)) (ADVP_0 (RB_0 really))) (VP_3 (VBD_1 were) (VP_2 (VBN_0 jerked) (PP_2 (IN_0 by) (NP_3 (NP_6 (NNP_1 Quechua)) (PP_0 (IN_1 of) (NP_2 (CD_0 four) (NN_2 hat)))))))) (DOT_0 .)))