Noah captivated as they let a only light .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NNP_0 Noah)) (VP_4 (VBD_0 captivated) (SBAR_0 (IN_2 as) (S_1 (NP_0 (PRP_1 they)) (VP_5 (VBD_0 let) (NP_6 (ATNP_1 (DT_0 a) (JJ_1 only)) (NN_1 light))))))) (DOT_0 .)))