Openings › Mate in one › December 2025

Mate in One Exercises From Lichess Games of December 2025

4 mate-in-one exercises, generated by our code from positions in rated Lichess games of December 2025 in our sample: 2 with White to move and 2 with Black to move. Each page has the board, the last move, two hints and the solution with every mating move explained.

1. Exercise 1: White to move (m1-6893ce3e50)
2. Exercise 2: Black to move (m1-fbb1d74736)
3. Exercise 3: White to move (m1-6d1a0e4bea)
4. Exercise 4: Black to move (m1-ee01c41e01)

How the exercises are chosen: Mate in one and How it works.