A young boy practices his bat swing while in the stands with blue seats.
A young boy plays on a baseball team.
A young boy practicing his swing does not necessarily play on a baseball team.
(x)
exists e1 s1 x1 x2 x3.(on(e1,x2) & n_team(x2) & of(x2,x3) & n_baseball(x3) & Actor(e1,x1) & v_play(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))