Ключевые слова: arena, athletic, calculus, character, communicate, competition, count, design, exercise, field, first, font, games, goal, grid, ground, lane, line, math, mathematics, number, numeral, outdoor, oval, playground, point, race, racetrack, recreation, red, rubber, run, sport, sporting, sprint, stadium, start, surface, target, tartan, text, texture, track, way, white, win,