Two men in orange coveralls shovel snow off railroad tracks.
Two men are wearing short sleeves shirts.
Men is coveralls cannot be the ones in short sleeves shirts.
exists e1 x1 x2 x3 x4 x5 x6.(off(e1,x5) & n_track(x5) & of(x5,x6) & n_railroad(x6) & Theme(e1,x4) & Actor(e1,x1) & v_shovel(e1) & n_snow(x4) & in(x1,x2) & n_coverall(x2) & of(x2,x3) & n_orange(x3) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_shirt(x2) & of(x2,x3) & n_sleeve(x3) & a_short(s1) & Theme(s1,x2) & n_man(x1) & card_eq_2(x1))