O lance a7-c5 continua em posição de ganho. Só poderia declarar empate se o jogador passasse o ganho por pelo menos 3 vezes, já que é um ganho simples.

Apesar da regra vigente, o condutor das brancas teve chances reais de vitória. No entanto, ao optar pelo lance a7–c5, acabou perdendo um tempo crucial. Esse detalhe foi determinante para o resultado, …

I agree: the 5 moves rule should be restarted after the crowning 37. a7-b8. In these kind of endgames, the key idea is to restart counting whenever a significant change of position occurs. It can be …

2. Openings - All beginners should focus on fighting for the central squares c3, d4, c5, f4. If you have 3 of them under control, you clearly have an advantage! Therefore, there is a limited scope o…

黄子游，你这周去安徽吗？

Fun fact: @IvaMiMarc is spreading false news, and he is a liar. Here is a prove. It is in 1827 (55 years earlier than @IvaMiMarc indicated, btw.) than well known chess master and theoretician Alexan…

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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。

老师，不是3＋2吗？

@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…