An older couple walking along a path in the woods.
An old couple rides bikes though the woods
They would not be able to be walking and riding bikes at the same time.
exists e1 s1 x1 x2 x3 x4.(n_wood(x4) & a_topic(x1) & in(e1,x4) & along(e1,x3) & n_path(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_couple(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(n_wood(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & though(x2,x3) & n_bike(x2) & n_couple(x1) & a_old(s1) & Theme(s1,x1))