"kidnapper" to go this route, then it does not exist pause, closing and other issues, the problem is Yao's journey is not entirely in accordance with the "kidnapper" route to go, running among them, smooth, There pause, and "derail" (from the "kidnapper") problem, so we need to understand why the pause, why derailment derailment and subsequent direction. Yao Yao returned to the beginning of the beginning of the three to lead, which can be seen as a "vortex" since the beginning, two and three are not on one circle; early four-Yao Yao to lead to the beginning of which is a pull or promote, because early, two, four in the same circle, the scriptures call this form of exercise is also called "pull." Now we have to explore why the four-kun "Kuonang" this issue. Due to changes in the direction of second-kun, of course, but also because of the limited energy of the Yao, so from the beginning of the movement kun neither promoted on Yao, Yao did not pull the four, in fact the beginning, two, on four of the circle was closed; due Kun Kun little effect on the three, but there is no effect on the