the daylight used Trailing as the face-up api across heart .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_0 the) (NN_2 daylight)) (VP_4 (VBD_1 used) (VP_2 (VBG_0 Trailing) (PP_2 (IN_0 as) (NP_3 (NP_6 (ATNP_1 (DT_0 the) (NN_3 face-up)) (NN_1 api)) (PP_0 (IN_1 across) (NP_2 (NN_3 heart)))))))) (DOT_0 .)))