The equipment is placed on the field as indicated in image number 1.
The players are positioned on the field as indicated in image number 2.
When the instructor blows the whistle, the assistant referee begins to perform the exercise as indicated in the numerical sequence.
When the assistant referee is positioned in line with the second last defender, the instructor makes another signal with the whistle for the players to start the action.
A player passes the ball to the vicinity of the penalty area, where attacking players and defenders challenge for it. There may or may not be an offside infringement.
Once the action is finished, the assistant referee cools down for the indicated time and performs the same exercise in the opposite direction.
The four groups start the action at the same time.
The assistant referee starts the exercise from cone nº 1 (5 metres from the halfway line) with a backwards run (10 m) to cone nº 2, followed by a sideways run facing the field (10 m) to cone nº 3. He finishes with a forward run towards the decision-making area.
The assistant referee positions himself in line with the second last defender and decides whether or not a player in an offside position interferes with an opponent.
The assistant referee carries out an active visual search of the action’s relevant details and tries to disregard interference caused by the instructor’s questions.
A player passes the ball to two attackers and two defenders positioned near the penalty area. One of the attackers starts in an offside position and subsequently interferes with an opponent (goalkeeper or defender).
The players increase the difficulty of the activity by moving from a position close to the assistant referee to an area further away.
The instructor blows the whistle at 30 second intervals, coordinates the groups taking part in the exercise and controls the execution of the exercise technique.
The instructor positions himself on the edge of the penalty area, close to the penalty arc from where he makes relevant observations when the exercise is finished.
The instructor positions himself in front of the assistant referee and asks him easy questions that he must answer.