Have you ever felt the Automate computer is really stupid?

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pauldrapier

That's because it is stupid. Very, very stupid.

Consider this game: https://www.chess.com/automate/1465389

Here, white moves 15. Re3.

That move is clearly bad, as 15...Bh6 wins black the exchange.

Checking 15. Re3 with engines:

Stockfish.js 12 depth=14: loses 89 centipawns

Stockfish.js 12 depth=16: loses 146 centipawns

Stockfish.js 12 depth=18: loses 64 centipawns

Stockfish.js 12 depth=20: loses 92 centipawns

Komodo.js 13.2 depth=14: loses 77 centipawns

Komodo.js 13.2 depth=16: loses 73 centipawns

Komodo.js 13.2 depths=18: loses 39 centipawns

Komodo.js 13.2 depth=20: loses 60 centipawns

Literally everything says it is an inferior move.

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Another example: https://www.chess.com/automate/1455195

White loses a completely drawn endgame with 86. Bf3

Black responds 86...Bxf3 and uses the extra pawn to win the game.

Literally everything says it is an inferior move.

 

tl;dr Automate uses a turd to calculate moves.

justbefair
pauldrapier wrote:

That's because it is stupid. Very, very stupid.

Consider this game: https://www.chess.com/automate/1465389

Here, white moves 15. Re3.

That move is clearly bad, as 15...Bh6 wins black the exchange.

Checking 15. Re3 with engines:

Stockfish.js 12 depth=14: loses 89 centipawns

Stockfish.js 12 depth=16: loses 146 centipawns

Stockfish.js 12 depth=18: loses 64 centipawns

Stockfish.js 12 depth=20: loses 92 centipawns

Komodo.js 13.2 depth=14: loses 77 centipawns

Komodo.js 13.2 depth=16: loses 73 centipawns

Komodo.js 13.2 depths=18: loses 39 centipawns

Komodo.js 13.2 depth=20: loses 60 centipawns

Literally everything says it is an inferior move.

---

Another example: https://www.chess.com/automate/1455195

White loses a completely drawn endgame with 86. Bf3

Black responds 86...Bxf3 and uses the extra pawn to win the game.

Literally everything says it is an inferior move.

 

tl;dr Automate uses a turd to calculate moves.

Is it possible that the computer is using the values detailed in the setup? (7 for queen; 4 for a rook) That would change the results of calculations on moves like the one you posted. The exchange sac becomes more like a pawn sac.

Endgames are very difficult for computers.  A depth of 18 is not sufficient for such as the one you posted.

pauldrapier

> Is it possible that the computer is using the values details in the setup?
Maybe. I figured those adjustments were just to stop some extreme strategies.

> A depth of 18 is not sufficient for such as the one you posted.
Yeah, but I can't find any setting that makes the engine prefer the bishop exchange.