Ключевые слова: american, are, at, athlete, athletic, attack, back, ball, championship, coach, college, competition, defense, field, football, game, goal, grass, green, guard, helmet, kick, league, match, night, offense, on, outdoor, people, play, player, players, playoff, practice, quarterback, ready, recreation, round, run, sport, start, team, teamwork, throw, to, touchdown, train, training, workout, yard,