Four people are walking along a street that is covered in leaves.
Some people are walking in some leaves.
People have to walking to walk in some leaves.
exists e2 e1 x1 x2 x3 x4.(along(e1,x2) & in(e2,x4) & n_leaf(x4) & Theme(e2,x3) & v_cover(e2) & (x2 = x3) & n_street(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & card_eq_4(x1))
exists e1 x1 x2.(in(e1,x2) & n_leaf(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))