Ключевые слова: activity, battle, black, board, business, challenge, check, checkmate, chess, competition, competitive, conflict, decision, defeat, design, fun, game, geometry, group, hobby, horse, image, intelligence, king, knight, leadership, leisure, objects, part, pawn, pieces, play, power, queen, retro, risk, rivalry, rook, set, sport, strategy, success, teamwork, think, thinking, victory, war, white, wooden,