, on that woke discovered sprawled boy outside the friend really But He sounded .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (ATS_0 (COMMA_0 ,) (PP_2 (IN_0 on) (SBAR_0 (WHNP_0 (WDT_0 that)) (S_2 (VP_0 (VBD_2 woke) (VP_2 (VBD_1 discovered) (VP_2 (ATVP_2 (ATVP_0 (VBN_0 sprawled) (NP_2 (NN_3 boy))) (PP_0 (IN_1 outside) (NP_5 (DT_0 the) (NN_2 friend)))) (ADVP_0 (RB_0 really))))))))) (CC_0 But)) (S_1 (NP_0 (PRP_1 He)) (VP_5 (VBD_1 sounded)))) (DOT_0 .)))