Two men cook food on an outdoor grill.
two men are grilling outdoors.
Cook food on an outdoor grill doesn't imply grilling outdoors.
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_grill(x3) & a_outdoor(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_cook(e1) & n_food(x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_grill(e1) & n_outdoors(x2) & n_man(x1) & card_eq_2(x1))