`` this single , could heard her best side light When she spoke the sudden yawn .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (TICK_0 ``) (NP_1 (ATNP_2 (DT_0 this) (ADJP_0 (JJ_0 single))) (COMMA_0 ,))) (VP_3 (MD_0 could) (VP_1 (VBN_0 heard) (NP_1 (NP_6 (ATNP_1 (ATNP_0 (PRPDOLLAR_0 her) (JJS_0 best)) (NN_0 side)) (NN_1 light)) (SBAR_0 (WHADVP_0 (WRB_0 When)) (S_1 (NP_0 (PRP_1 she)) (VP_5 (VBD_0 spoke) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 sudden)) (NN_1 yawn))))))))) (DOT_0 .)))