You would braked as he slid about .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 You)) (VP_4 (MD_0 would) (VP_1 (VBN_0 braked) (SBAR_0 (IN_2 as) (S_1 (NP_0 (PRP_1 he)) (VP_5 (VBD_0 slid) (PRT_0 (RP_0 about)))))))) (DOT_0 .)))