China - a beautiful oriental country keeps the wisdom of the ages and not disclosed the secrets of antiquity. Many wise men were carried away in her game on intelligence - Mahjong. Check how much you are clever and will be able to solve this puzzle if the allotted time in the game. Did you manage to find all the paired bones in 7 minutes, and then try to answer the question of why the easterners so fond of this type of puzzle. Good luck and have fun!