From applicable formations.
Centers Cast Off the given fraction;
Very Centers Trade;
Centers Cast Off 3/4 & Spread as Ends Circulate and
Crossover Circulate. EN: 746
起始队形为可适用的队形. Centers 按给定的分数 做 Cast Off; Very Centers Trade; Centers Cast Off 3/4 & Spread 同时Ends Circulate and Crossover Circulate. CH: 746
Change Lanes is equivalent to 1/4 Chain & Circulate In. EN: 40