A boy walks along, holding onto a rope.
A boy is skipping on the street.
Walking is not skipping.
exists e2 e1 p1 x1 x2.(for(e1,e2) & onto(e2,x2) & n_rope(x2) & Actor(e2,x1) & v_hold(e2) & exists s1.(Theme(s1,x1) & a_along(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_walk(e1) & n_boy(x1))
exists e1 x1 x2.(n_street(x2) & on(e1,x2) & Actor(e1,x1) & v_skip(e1) & n_boy(x1))