The man is filling his car with gasoline.
The car is being filled with gasoline.
Both sentence are talking car being filled with gas.
exists e1 x1 x2 x3.(n_car(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_fill(e1) & with(x2,x3) & n_gasoline(x3))
exists e1 x1 x2.(n_car(x1) & with(e1,x2) & n_gasoline(x2) & Theme(e1,x1) & v_fill(e1))