They back was stepping In in his best Spanish I was .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (PRP_0 They)) (ADVP_0 (RB_0 back))) (VP_3 (VBD_1 was) (VP_2 (VBG_0 stepping) (PP_2 (IN_0 In) (PP_2 (IN_0 in) (NP_3 (ATNP_0 (ATNP_0 (PRPDOLLAR_0 his) (JJS_0 best)) (JJ_0 Spanish)) (SBAR_0 (S_1 (NP_1 (PRP_0 I)) (VP_5 (VBD_1 was)))))))))) (DOT_0 .)))