This is mainly to ensure that the most prepared "dominoes" to appear in such an unstable position, that even a slight impulse will cause falling one of them to the ground, and continuation in the form of the Domino Effect.
Hasa hili ni ensur Hiyo wengi tayari " dominoes "kwa kuonekana katika nafasi kavu msimamo, hata msukumo kidogo atakayemfanya mmoja wa Them kuanguka chini, na muendelezo katika fomu ya Athari Domino.