Rules of the game.

Take the ball that looks like:  take it to opponents side and manage to put it into the goal: . 

If you are not sure what side is your opponent, then follow these simple steps:
A. Look at the color of your hat.
B. Locate people wearing hats with the same color.
C. Ask them for direction.

Useful hints:
A. Ball is for playing with, not a floating device. Therefore, do not hold it with two hands.
B. There are five more of your teammates in the water and they all want their time with the ball! Pass the ball around.
C. The big guy who called "coach" knows this game! Listen to him and try to do what he suggests.