Plus much his perch felt off into holes and stones .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (CC_0 Plus) (ADVP_0 (RB_0 much))) (NP_0 (PRPDOLLAR_0 his) (NN_0 perch))) (VP_3 (ATVP_3 (VBD_2 felt) (PRT_0 (RP_0 off))) (PP_1 (IN_1 into) (NP_2 (ATNP_0 (NP_4 (NNS_1 holes)) (CC_0 and)) (NP_4 (NNS_1 stones)))))) (DOT_0 .)))