Ключевые слова: architecture, arena, athletic, background, ball, blue, circle, club, competition, concrete, day, empty, event, fence, field, football, game, games, goal, grass, green, ground, group, jogging, landscape, lesson, light, line, marking, occupation, open, outdoors, place, play, playground, purple, race, recreation, row, rubber, running track, school, soccer, sport, sports, stadium, surface, team, training, urban,