Two men are at the stove preparing food.
The men are cooking.
Cooking is a rephrasing for preparing food.
exists p1 x1 x2.(n_stove(x2) & exists e1 x3 x4.(at(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_prepare(e1) & n_food(x4) & (x2 = x3)) & n_man(x1) & card_eq_2(x1))
exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_cook(e1))