I had the same situation several times. I could jump an opposite piece in two directions but the computer enforced only one. As if it had something to do with the opposite piece's previous move. (E…

Puzzle 1438: 33-29 39-33 30x50 38-32 48-43 also wins After being told 33-29 was not the correct move, I continued looking and found the intended solution, which is very nice. I didn't see that aft…

If you like tactical games, your best choice would be to play (1) classical positions; as white you can easily reach them by 1. 31-27 or 1. 33-28; (2) dyke positions (ones where white has a checker…

Puzzle 663: 38-33 without 37-31 is also winning.

@BumperBalloonCars Some replies to your comments: 600: I think he meant move 5 instead of 4, it's a bit confusing because first white move is move 2 (which is also forced). 1177: You're right, o…

I will disable all puzzles that are brought up, except the following: 600: seems to be correct, also on move 4. 35-30. 609: It's quite useless to give away two extra pieces. It is also winning, but …

Puzzle 1282: 1. 33-28 is also winning.

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…

Frisian puzzle #22: Alternative solution 1. .. 18-23 (natural idea which comes into mind because of many holes) 3. 24x4 (maximum capturing rule) 13-19 (free tempo) 3. 4x36 (king's primacy rule) …

Puzzle 1676: 3. 33-29 is also winning.