Two men in black outfits have backpacks.
Two people are each carrying something.
Having a backpack means you are carrying something.
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_backpack(x3) & in(x1,x2) & n_outfit(x2) & a_black(s1) & Theme(s1,x2) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(a_each(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_thing(x2) & n_people(x1) & card_eq_2(x1))