They discovered no was The grew were to tell to stretch breath boulders .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (ATVP_1 (VBD_1 discovered) (RB_1 no)) (VP_5 (VBD_1 was) (SBAR_0 (S_1 (NP_0 (DT_1 The)) (VP_5 (VBD_2 grew) (S_2 (VP_0 (VBD_0 were) (SBAR_0 (VP_0 (TO_0 to) (VP_1 (VB_0 tell) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 stretch) (NP_3 (NN_0 breath) (NNS_1 boulders)))))))))))))))) (DOT_0 .)))