练习完成国际跳棋任务

S1season：我们将举行3+2的比赛，在这个团队的人数满12之后，并且在线人数不小于10。队长将会举办S1赛季的比赛，公开，全程共2小时。

@jeffreyq2 {in alphanumeric notation} 2. .. c3:a5 3. e5-f6 e7-d6 (forced, otherwise it is lost due to material deficiency or huge positional disadvantage: normally, in Russian puzzles that option…

In this puzzle: https://lidraughts.org/training/russian/23 How does white proceed, if black takes back at move 2? So after c3:h5 instead of c5:c1.

I'm not really focusing on the moves, I just played H5, and didn't really think about it.

H5

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