It was used on a hypocrite onto air heart .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 It)) (VP_4 (VBD_1 was) (VP_2 (VBN_0 used) (PP_2 (IN_0 on) (NP_3 (NP_5 (DT_0 a) (NN_2 hypocrite)) (PP_0 (IN_1 onto) (NP_2 (NN_2 air) (NN_3 heart)))))))) (DOT_0 .)))