it's ok,thanks you the difference it's after 1. 21-27, and so on,he can take 16*27 instead of 23*32 because of 21-26. and I didn't see 13-18 and 08-13 while white take 5*37

28-23 is considered a correct solution, but according to scan, it only leads to an even position. 37-31 is also considered correct, but that actually leads to a winning position for white.

Oi amigos @BumperBalloonCars e @Arkun. Após exaustiva análise no Scan3.0 e KingsRow, pode-se afirmar que realmente a partida está ganha para as pretas. Segue: [Event "Game 1, opening start …

Most important is the fact that if black does not make the combination, black will lose a piece with an evaluation of at least +1 obviously. So, also important in a game, sometimes you need to find th…

What's the main variant? Black wants to force white to give three pieces to capture the king, but it seems like white may only have to give two, leading to an equal 9x9: after the king shot, white can…

Author here. @Jeffrey Congratulations on the draw! Scan probably made mistakes when answering you, however. The version I'm using is slightly different, and plays those moves (even with only…

For some unknown reason Scan doesn't play the right moves. After 7. ... 27-31 ? the position is lost for Black (Dragon Draughts database). Maybe Scan doesn't use endgame database in lidraughts ? Anyw…

1. ... 37-31 is also good

I have understood this: memorizing the first 10 positions (the squares from 1 to 10) it is easy to improve by counting, for example, from the square number 1, +10 to obtain the square number 11; + 20 …