Two ladies are walking across the street laughing.
Two women are moving across the street.
Walking is a form of moving. The words women and ladies are interchangeable.
exists e1 x1 x2 x3.(n_laughing(x2) & of(x2,x3) & n_street(x3) & across(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_lady(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_street(x2) & across(e1,x2) & Actor(e1,x1) & v_move(e1) & n_woman(x1) & card_eq_2(x1))