a Boy is swinging a baseball bat.
A kid is playing baseball.
A boys is a kid and swinging a baseball bat implies that he is playing baseball
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_swing(e1) & n_bat(x2) & of(x2,x3) & n_baseball(x3) & ne_org_boy(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_baseball(x2) & n_kid(x1))