Ocena sprawności współdziałania graczyw tworzeniu sytuacji do zdobycia bramki(na przykładzie gry piłkarzy nożnych w rozgrywkach Ligi Mistrzów i Ligi Europejskiej)

The important aspect of effective teaching of sport games is the use of such forms of teaching that accurately reflect real environment of a player in natural conditions of this game. Therefore, a need appears for an accurate diagnosis of competition conditions in action sport game. The aim of the study was to observe offensive group actions (assessment of synergies) creating situations to score. Football players` performances were observed in 45 games including UEFA Champions League and Europe League. Their actions were observed in the following situations: certain, uncertain and risky. The following conclusions can be drawn from the obtained results: 1. A high level of synergy dominates when the highest purposes of attacking are involved. 2. A high level of synergy increases with the difficulty of situational tasks. 3. Because of multi-subjective nature of a team game, the training process of a player should also affect his mental sphere.