The strong cut be off , the skin for air emerald .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_1 (DT_0 The) (JJ_1 strong)) (NN_0 cut)) (VP_4 (ATVP_3 (ATVP_2 (VB_0 be) (PRT_0 (RP_0 off))) (COMMA_0 ,)) (NP_3 (NP_5 (DT_0 the) (NN_2 skin)) (PP_0 (IN_1 for) (NP_6 (NN_3 air) (JJ_0 emerald)))))) (DOT_0 .)))