Two men, one dressed in black with a white hat and the other dressed in gray sweep a set of steps.
Two men are sweeping the leaves from their yard.
Just because they are sweeping stairs, doesn't mean they are sweeping leaves from thier yard.
exists e1 s1 s2 x1 x2 x3 x4 x5 x7.(-(x7 = x7) & n_dress(x7) & with(e1,x4) & all x6.(n_set(x6) -> exists s3 x8 x9.(subset_of(x7,x4) & of(x7,x9) & n_step(x9) & for(x7,x6) & in(x7,x8) & n_sweep(x8) & a_gray(s3) & Theme(s3,x8))) & subset_of(x5,x4) & n_hat(x5) & a_white(s2) & Theme(s2,x5) & Theme(e1,s1) & Theme(s1,x3) & a_black(s1) & Theme(e1,x1) & v_dress(e1) & rel(x1,x2) & n_thing(x2) & card_eq_1(x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_yard(x3) & of(x3,x2) & n_thing(x2) & n_leaf(x2) & from(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_sweep(e1) & n_man(x1) & card_eq_2(x1))