Player A takes the balls and shoots at the goal.
Defender 1 tries to make it a bit more difficult to shoot at the goal, but player A can still shoot more ot less freely at the goal.
If you have two sides of the court available, another player can do the same at the other side. Now they can have a match: who is ready first and scores the most goals?
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.