AB-JChess 对 jqe：两个引擎共同解读的 5 局

选自 2026-10-31 AB-JChess-20261031 与 jqe 的 600 局对抗赛中的 5 局，另加一局两者长捉规则判定不一的和局。每局下方的曲线是两个引擎在每步 4 秒下的胜率，注释标出局势转折之处；凡两个引擎会走不同着法的地方，两着都以箭头画出。出自文章 mistboard.com/blog/ab-jchess-vs-jqe。

6 章

1. Game 1: jqe vs AB-JChess206 手

   Game 1 of the post: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. jqe has Red. The board faces the winner, AB-JChess (Black). The graph is both engines' chance for Black, AB-JChess teal and jqe orange. Wherever the two engines w…

   Every piece is face up. jqe, with Red, pushes the soldier from d5 to d6 here; AB-JChess would bring the horse from e6 to c5 to take Black’s advisor on d3, giving the horse back for it.

2. Game 2: AB-JChess vs jqe131 手

   Game 2 of the post: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. AB-JChess has Red. The board faces the winner, AB-JChess (Red). The graph is both engines' chance for Red, AB-JChess teal and jqe orange. Wherever the two engines…

   Black’s chariot takes a face-down piece on g1, on Red’s back rank.

3. Game 3: AB-JChess vs jqe143 手

   Game 3 of the post: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. AB-JChess has Red. The board faces the winner, AB-JChess (Red). The graph is both engines' chance for Red, AB-JChess teal and jqe orange. Wherever the two engines…

   Black’s soldier takes a face-down piece on b3, and both engines put Black well ahead.

4. Game 4: AB-JChess vs jqe60 手

   Game 4 of the post: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. AB-JChess has Red. The board faces the winner, jqe (Black). The graph is both engines' chance for Black, AB-JChess teal and jqe orange. Wherever the two engines w…

   AB-JChess, with Red, moves the cannon from h6 to h9 here; jqe would turn over Red’s piece on h1 instead. Both engines expect Black to turn over d10 next, so the split is about how each values a board with many pieces still face down.

5. Game 5: jqe vs AB-JChess114 手

   Game 5 of the post: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. jqe has Red. The game is drawn; the board faces Black, whose chances AB-JChess read first at the marked move. The graph is both engines' chance for Black, AB-JChe…

   jqe, with Red, moves the chariot from f3 to d3 here; AB-JChess would move the other chariot from a10 to f10 and trade chariots at once. The game follows jqe’s line move for move from here.

6. The chase rule: AB-JChess vs jqe109 手

   The chase rule: one of 600 games between AB-JChess-20261031 and jqe on 2026-10-31, 4 seconds a move on 4 threads. AB-JChess has Red. The game is drawn; the board faces Black, whose chances jqe read first at the marked move. The graph is both engines' chance for Black, AB-JChess t…

   AB-JChess, with Red, moves the chariot from c9 to c3 here, attacking Black’s horse on a3. jqe would move it to f9 and take the advisor on f7 next, while Black’s chariot runs down to d1.