A shirtless, bearded and mustached man peers through a home's doorway while a cat sits on the bottom step of the entrance to the home.
The man is sitting on the steps.
If the man is sitting on the steps then he can not peer through a home's doorway
(x)
exists e1 x1 x2.(n_step(x2) & n_man(x1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1))