The chef is cooking something on the stove in the frying pan.
The stove has nothing on it.
The chef will not be able to cook something if there is nothing on the stove.
exists e1 s1 x1 x2 x3 x4.(n_pan(x4) & a_frying(s1) & Theme(s1,x4) & n_stove(x3) & n_chef(x1) & Theme(e1,x2) & Actor(e1,x1) & v_cook(e1) & on(x2,x3) & in(x3,x4) & n_thing(x2))
exists x1.(n_thing(x1) & n_stove(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & on(x2,x1) & n_thing(x2)))