A yellow motorcycle drives down the road.
A cyclist driving a yellow motorcycle.
Answer: Drives and cyclist driving means the same.
exists s1 x1 x2 x3.(n_road(x3) & a_topic(x1) & down(x1,x3) & n_drive(x1) & of(x1,x2) & n_motorcycle(x2) & a_yellow(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_drive(e1) & n_motorcycle(x3) & a_yellow(s1) & Theme(s1,x3) & (x1 = x2) & n_cyclist(x1))