Ключевые слова: adult, alone, athlete, challenge, copy space, crosscountry, effort, endurance, evening, exercise, exercising, fit, fitness, healthy, jog, jogger, jogging, leg, leisure activity, lifestyle, lonely, man, meadow, moody sky, morning, nature, outdoor, people, person, prepare, preparing, recovering, recreational pursuit, relaxation, rest, resting, run, runner, running, silhouette, sport, sportsman, stretch, stretching, sun, sunrise, sunset, training, workout, young,