I was quivered on your addition how All <apostrophe>s his parents .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (VBD_1 was) (VP_2 (VBN_0 quivered) (PP_2 (IN_0 on) (NP_3 (ATNP_0 (PRPDOLLAR_0 your) (NN_1 addition)) (SBAR_0 (WHADVP_0 (WRB_0 how)) (S_1 (NP_0 (DT_1 All)) (VP_5 (VBZ_0 <apostrophe>s) (NP_2 (PRPDOLLAR_0 his) (NNS_0 parents)))))))))) (DOT_0 .)))