who shaking , you asked breath surfers .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (WHNP_0 (WP_0 who)) (S_2 (VBG_0 shaking))) (COMMA_0 ,)) (NP_0 (PRP_1 you))) (VP_3 (VBD_0 asked) (NP_3 (NN_0 breath) (NNS_1 surfers)))) (DOT_0 .)))