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(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 waist-high)) (NN_1 sweater)) (PP_0 (IN_1 across) (NP_2 (NN_2 halt) (NN_3 heart)))) (VP_4 (VBD_0 did) (SBAR_0 (IN_2 as) (S_1 (NP_0 (PRP_1 himself)) (VP_5 (MD_0 could) (VP_1 (ATVP_1 (VP_5 (VBD_0 were) (NP_6 (NNS_1 fleas))) (CC_0 But)) (VP_1 (ATVP_3 (ATVP_2 (ATVP_4 (VB_0 find) (PP_1 (IN_1 by) (NP_0 (CD_0 one) (NNS_0 calculations)))) (ADVP_0 (RB_0 much))) (COMMA_0 ,)) (PP_0 (IN_1 of) (NP_2 (NN_3 inside)))))))))) (DOT_0 .)))