A man in a sweatshirt eating a sandwich.
The man is drinking a beer.
Sandwich and beer are different.
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_eat(e1) & n_sandwich(x4) & (x2 = x3) & n_sweatshirt(x2) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_beer(x2))