Ключевые слова: active, ai, arena, athletic, championship, competition, day, empty, endurance, event, exercise, facility, field, fitness, footrace, ground, health, illustration, jogging, lane, line, lines, meet, morning, nobody, outdoor, performance, practice, professional, race, racecourse, red, rubber, run, running, speed, sport, sports, sprint, stadium, starting, structure, summer, sunny, surface, track, track and field, training, warmup, workout,