Ключевые слова: activity, background, block, brown, chain, challenge, competition, concept, connected, connection, continuity, domino, dominoes, dominos, enjoyment, entertainment, flag, galler, galler flag, gamble, gambling, game, group, hobby, intervention, leisure, line, minimalism, national, number, object, plastic, play, playing, recreation, row, set, solution, strategy, success, symbol, table, wales, welsh flag, white, wood, wooden,