A passes to B and receives the ball back, duels with C who tackles him, then C blocks the shot by D and then sprints round the cone to the throw off line and receives the ball from the goalkeeper.
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.