The zero that ends SCENE_LOST, and then SCENE_WON, the list SET_UP_SCENE reads after a won game: graphics 92 and 93, drawn with the same two sprites as 90 and 91, in white at x 112, lines 128 and 144, and graphic 85, the oil can, in bright green at x 108, line 32 -- run by OILED_ROBOT, SCENE_ROBOT_TOP and the second entry of SCENE_SPARKS. It is ended by the zero at SCENE_WON_END.