Lichess Game of the Month September 2026 - Contest

Played on 29th September. Kind of castling in middle of the board.

Good
Hhhhhbcqe

@Lichess said ^

Share your best Lichess game from September 2026 (only from September 2026, only standard games, no variant games, and only one game per player — additional games will be ignored!) until October 12th in a comment to this post! The winner will be announced here in this forum thread on October 24th, followed by a Lichess blog post with commentary on the game. Good luck!

@zoran86 said ^

https://lichess.org/EcIFrnxl/white#9

The opening is highly unusual, beginning with the offbeat Amar Opening and a delayed central struggle rather than standard development. The resulting locked structure with kingside expansion and maneuvering is uncommon, especially in a 3+0 game.
White spent too many tempi on knight maneuvers early, allowing Black to establish a strong central pawn structure and initiative.
The middlegame repeatedly showed the importance of identifying forcing defensive resources, particularly rook exchanges and pawn breaks.
The final phase demonstrates how quickly a winning advantage can disappear when the attacking side stops controlling tactical threats.

Key lessons: I should of checked the date instead of assuming "a month ago" would be in September.
[UTCDate "2026.08.29"]

To late now, it got posted and the lesson to learn form the game:

Develop efficiently before making repeated piece maneuvers; lost tempi can permanently weaken the position.
In closed positions, pawn breaks should be calculated for their structural consequences, not played merely to gain space.
When defending a difficult position, prioritize forcing exchanges and concrete tactical resources over passive piece repositioning.
Even a completely winning position requires continuous tactical vigilance, especially when the opponent's pieces become active.

Now this one is for September GOTM...

The opening follows a recognizable Petrov structure, but the early queen activity and opposite-side castling create a sharper-than-usual position. The game is notably short because a single tactical oversight allowed Black to force a decisive sequence.

Key lessons: [UTCDate "2026.09.21"]

In sharp openings, prioritize forcing moves and tactical threats over natural-looking development.
Avoid automatic castling when the opponent already has active pieces aimed toward your king.
Before moving a piece, check whether it exposes a tactical check, fork, or discovered attack.
A large opening advantage can disappear quickly if the initiative is not maintained.