the air able have how the tree was chill boulders .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_5 (DT_0 the) (NN_2 air)) (ADJP_0 (JJ_0 able))) (VP_4 (VBP_0 have) (SBAR_0 (WHADVP_0 (WRB_0 how)) (S_1 (NP_0 (DT_0 the) (NN_2 tree)) (VP_5 (VBD_1 was) (NP_3 (NN_0 chill) (NNS_1 boulders))))))) (DOT_0 .)))