33-29 and 31-36 are also winning, though the main line is better

Frisian puzzle 65 has another way of winning: 2...26-31 3.41x21 16x7 4.12x1 33-39 5.40x38 3-8

I was testing Scan's endgame technique in International draughts by comparing human approach and AI approach. There is a nice puzzle by Noome and Hortsman (I quote their names by cyrillic retransla…

Puzzle 734 (https://lidraughts.org/training/734) offers some choice on the 3rd move, most probably 3137 and definitely 2429 are winning as well.

Also winning is 4.39-33, 5.37-31, 6.38-32 7.40-34

After 2.37-31 4.33-29 5.43-39 it is also possible to play 6.39-33 and 7.41-37 iso 6.41-37 and 8.39-33 etc.

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 …

The key can be either 1...26-31 or 1...23-29. I was deducted 19 points because it's set to only allow one key. Fix it, please. Also, would love Frisian problems.

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…