A young child on a three-wheeled scooter.
A child is playing outside.
On a three-wheeled scooter does not necessarily mean playing outside.
exists s1 s2 x1 x2.(a_topic(x1) & on(x1,x2) & n_scooter(x2) & a_three-wheeled(s2) & Theme(s2,x2) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_outside(x2) & n_child(x1))