Ключевые слова: action, background, balance, blocking, blocks, business, chain, challenge, closeup, collapse, conflict, domino, dominoes, dominos, effect, falling, fault, focus, game, hand, help, hobby, interruption, intervention, light, male, man, management, many, motion, moving, person, pieces, play, prevent, prevention, problem, protection, saving, selective, sequence, set, stop, stopping, strategy, symbol, table, tiles, wood, wooden,