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by soveran 3115 days ago
The ten sample games:

Sample game 1 https://lichess.org/VMe0gfa2

Sample game 2 https://lichess.org/Zqwn4Gzk

Sample game 3 https://lichess.org/G2fPHci8

Sample game 4 https://lichess.org/LLt8wyYp

Sample game 5 https://lichess.org/3r6CXx3H

Sample game 6 https://lichess.org/sbdyUYS4

Sample game 7 https://lichess.org/88vsAftE

Sample game 8 https://lichess.org/1uvCwaeB

Sample game 9 https://lichess.org/743quCXj

Sample game 10 https://lichess.org/SkCjxXkb

5 comments

Time and again Alpha shows it is much better at eval than Stockfish.

Alpha play feels "human" at least to this FM. This is fantastic news! It is what I would imagine a good correspondence GM would play like with engine assistance.

I already commented on Game 1 where Stockfish played extremely aggressively with 13. Ncxe5 ??! and 31. Qxc7 ?!

Game 3 is a positional masterpiece. Alpha is willing to play pawns + exchange down when it correctly evaluates that Black queen and rooks will be tied down.

This kind of long term thinking is beyond what regular engines perform.

Game 10 is also an impressive showing by Alpha. Alpha is willing to play down a piece and a pawn for 15 (30 ply) moves in a middle game beyond the reach of Stockfish's raw calculations.

If one could only get access to Alpha evals :) When do mere mortals get access to TPUs on Google Compute Engine?

Thanks for the analysis.

There's a project currently that emulates AlphaGo Zero using distributed computing / crowdsourcing: https://github.com/gcp/leela-zero . You can run it on the browser too and it will submit the games after: https://ntt123.github.io/leela-zero/

Hope such a project will be available soon for the chess variant.

Or maybe Deepmind will release this as a SaaS product?

Deepmind should release the TF compatible model with weights. And then it's just a matter of shrinking the model enough to run on desktop hardware.

But I don't know whether they'll do it. I hope they follow suit like other researchers who have github repos with code and models besides their papers. Really accelerates research.

So, 1. d4 for White, Berlin for Black. I got it
https://i.imgur.com/kwCyiHn.png

That was a bad move for white to play. It's easy to win when your opponent throws the game.

No human player would trade queens in that situation.

Are you thinking Qa5?
Yeah, or anything other than trading. You can see from the graph that it was all downhill from there; deservedly so.
Uhh... These games are actually broken. From the second link: https://imgur.com/a/P5tG6

See for yourself:

https://lichess.org/Zqwn4Gzk#87

https://lichess.org/Zqwn4Gzk#88

EDIT: Nope, I'm just a noob.

Ah, thanks.

I'm delighted. Chess seemed so simple. I had no idea there was a special pawn capture.

This looks like a fantastic site! Is there anything similar for Shogi?