Ключевые слова: arena, arts, athlete, battle, blue, body, boxing, cage, challenge, combat, competition, contact, dangerous, empty, enclosure, event, fence, fight, fighter, floodlight, gloves, indoor, lights, male, man, martial, mixed, mma, muscular, octagon, power, presentation, sport, spotlight, stage, stockholm, strength, strong, superior, sweden, violence, wide angle, wire,