I could think and Today asked off .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (PRP_1 I)) (VP_5 (MD_0 could) (VP_1 (VB_0 think)))) (CC_0 and)) (S_1 (NP_0 (NNP_0 Today)) (VP_5 (VBD_0 asked) (PRT_0 (RP_0 off))))) (DOT_0 .)))