Two men are cooking a meal.
The men are preparing food.
Cooking a meal means preparing food.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_cook(e1) & n_meal(x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_prepare(e1) & n_food(x2))