If you give a boy a baseball 

If you give a boy a baseball, then he will want to play catch.

If he wants to play catch, then he will want to hit the ball.

If he wants to hit the ball, then he goes to a field.

If he goes to a field, then he will see other baseball players.  

If he sees other baseball players, then he will want to play.

If he wants to play, then he will ask them to play.

If he asks them to play, then they will need a baseball.

 

If they need a baseball, then they will use his basball.

If they use his basball, then the boy will hit.

If the boy hits, then he will hit a homerun.

If he hits a homerun, they will lose the baseball.

If they lose the baseball, they cannot play.

If they can't play, the boy will be upset.

If the boy is upset, then you will give the boy a baseball.

If you give the boy a baseball, then he will want to pay catch.