Ключевые слова: arrow, attack, background, black, blackboard, board, chalk, chalkboard, closeup, coach, competition, concept, defense, diagram, drawing, drawn, field, football, game, hand, league, line, male, man, map, offense, organization, person, pitch, plan, play, playbook, quarterback, running, scheme, score, sketch, soccer, sport, sportive, strategy, synergy, tactic, team, teamwork, top, training, view, zone,