2 players' stands beside each other - distance free.
The first is the passing player, the second the ball receiver.
The rest of the players are placed on the court with a distance of 4-5 meter between each (see drawing)

The passing player starts by throwing a ball to the nearest player.
That player throws the ball to the second player and at the same time runs the second player's position.
The second player passes the ball to the third player and so on.