Professional foul Professional foul In various sports, a professional foul is a deliberate act of foul play intended to bring about an advantage for the perpetrator's team. Professional fouls are usually committed to prevent an opponent from scoring. In association football, a professional foul involves a defender fouling an attacking player in order to prevent them from scoring, or a handball offence that denied an obvious goal-scoring opportunity. The resulting free kick or penalty may offer the attacking team a lower chance of scoring than the original playing position, and the defending player therefore has an incentive to tactically foul the attacking
First-move advantage in chess to it, by forcing the issue, your dynamic potential will become exhausted and you won't be able to face a vigorous counter-attack." Rowson and Watson concur. Watson also observes, "Because of the presumption of White being better, the juncture of the game at which Black frees his game or neutralizes White's plans has often been automatically assumed to give him equality, even though in dynamic openings, the exhaustion of White's initiative very often means that Black has seized it with advantage." Rowson argues that both White and Black have certain advantages: According to Rowson, White's first advantage is that, "The