for puzzle 834, 12-17 and 24-29 is also winning

Puzzle 471: 12-17 instead of 21-26 as a waiting move is also winning.

Puzzle 1327: 2. 22-18 and afterwards 18-12 and 27-21 (or 27-21 and 18-12 of course) is the same combination.

I often find puzzles where a winning move isn't counted as correct because another move is even better. I get that the exercise is to find the best move, but at the same time it can be quite frustrati…

Puzzle 646: 1. 26-21 is also winning. Puzzle 1435: 1. 43-38 is unfortunately also winning. Puzzle 1626: 2. ... 2-7 is also quite comfortably winning. Puzzle 1838: great tactic, would be even better…

Puzzle 526: 1. 14-10 is also winning. 1. 14-09 is also winning. 1. 24-20 is also winning. 1. 24-19 is also winning. 1. 23-19 is also winning. 1. 18-13 is also winning. 1. 18-12 is also winning.…

There is an alternative solution, although it is a bit longer, but the tactical motif can be spotted easier: 1.48-42 37x48 2.17-12 7x18 3.15-10 5x14 4.44-39 48x34 5.35x4 18-22 6.4x27 36-41 7.27-31 …

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…

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 …

12 - 8 should also win since the king on 1 can then force the black king to 11.