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(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (WHNP_0 (WP_0 who)) (S_1 (ATS_1 (NP_1 (DT_1 that) (NN_2 aura)) (ADVP_0 (RB_0 much))) (VP_3 (ATVP_4 (VB_0 have) (PP_1 (IN_1 off) (NP_2 (NP_5 (DT_0 the) (NN_2 group)) (FRAG_0 (WHADVP_0 (WRB_0 how)))))) (ADVP_0 (RB_0 lazily))))) (ADVP_0 (RB_0 really))) (NP_0 (PRP_1 it))) (VP_3 (ATVP_3 (ATVP_2 (VBD_2 left) (NP_3 (NP_6 (DT_0 a) (NNS_1 surfers)) (PP_0 (IN_1 of) (NP_5 (DT_0 the) (NN_2 friend))))) (COMMA_0 ,)) (PP_2 (IN_0 Within) (NP_3 (NNP_1 slept))))) (DOT_0 .)))