CHESS Magazine: Humans and Chess Software

by CHESS Magazine
9/5/2018 – Israeli psychologist AMATZIA AVNI, a FIDE Master in composition, describes the complex love-hate relationship between humans and their chess software. "They assist us in analysis and spare us effort in detecting our errors," he writes. "On the other hand, who likes smart alecs? Comparing ourselves with Fritz, we are bound to become demoralised." In just three examples he covers the whole range of human emotions toward chess software: anger, frustration, disgust, disappointment, joy, elation and gratitude.

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The emotional side of the story

By Amatzia Avni

In Chess Tips for the Improving Player (Quality Chess, 2008), I presented an imaginary dialogue:

“I’m in love,” he confessed.

“I’m very happy to hear that,” I said. “Who is she?”

He blushed. Then he shared his secret with me: “It’s Mrs. Fritz” (from Diaries of a Young Chessplayer — yet to be written).

I went on to discuss the complex love-hate relationship between humans and their chess software. They (it?) assist us in analysis and spare us effort in detecting our errors. On the other hand, who likes smart alecks? Comparing ourselves with Fritz, we are bound to become demoralised.

A decade has passed; has anything changed? Presumably young chess addicts treat this computer-thing in a rational way. They usually refer to it positively, regarding it as an ideal training partner and a great teaching tool. They were born into the age of the computer, so frequently one hears a player saying serenely, “My rival just caught me in home preparation; he unleashed a computer move and there was nothing I could do about it.” I gather that older players, who recall other times, are not so tranquil about such matters.

Chess literature has a lot to say about how to use the advantages of chess software: exploiting wisely its various functions, identifying the sort of positions in which one should not rely on the software’s verdict, effective methods of maximising learning with it, and more. Less has been written about the attitude or emotional response of humans towards the silicon chess monsters. Let me share some good and bad moments regarding the relationship between humans and chess software. I assume many readers have had similar experiences.

In 1978, as a young composer, I published the following study in the British Chess Magazine.

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1.f8Q Rxf2 2.Qh6+! 2.Ng3+ Nxg3 3.Qxf2 Nf1 4.Rxf1 is stalemate. The Nalimov six-piece tablebases tell us that 2.Qc8 is an alternate win, as Rf8+ 3.Kxd5 Rxc8 4.Rxc8 is mate in 85! 2...Rh2+ 3.Qe3!
Now Black can choose between 3...Rh3 and 3...Bxe3+ 4.Nxe3# due to the selfblock 4.Ng3+ Rxg3 5.Rxg1+ Rxg1 6.Qh3# with the self-block this time occurring on g1.
½–½
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Avni,A-White to play and win-½–½1978British Chess Magazine

Despite the passage of time, I still love this brainchild. However, once the Nalimov six-piece tablebases were out, it transpired that 2.Qc8 is an alternative win (see above).

What was I to do? At the time when the study was composed, rook and knight versus knight and bishop was supposed to end in a draw. Excuse me for missing mate in 85 moves, and, of course, you can’t argue with the tablebase. Almost no human will know how to proceed from this position, nor will he understand why a certain move is better and quicker than the other, but, hey, the holy tablebase made its verdict, so who are we to object?

If you detect a tone of resentment in the last paragraph, you would be right. The computer interfered in my own business without being invited, and I didn’t like it one bit. I admit that I reacted in a rather childish way: looked right and left, realised that no one else had spotted the flaw, and kept my mouth shut. It was only some months ago that I finally accepted that I would have to take steps to rescue my creation. Luckily it was not so hard: by transferring the rook on c1 to e1, the solution stays intact and the study regains its soundness.

In 2017 I worked on a study with a fellow composer. I wanted to add an introductory move and had to check if this didn’t ruin the correctness of the work. The critical variation reaches by force the following position:

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1.Nd8+ Ke7 2.Qxd5 c1Q+ 3.Ka4 Kxd8 4.h7 Qa1+ 5.Kb5 Qb2+ 6.Ka4 Bf6 7.Qxd6 Doesn’t Qd4+ reach an essily winning endgame for Black?
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Avni,A-White to play-2017Collaboration

During all of this sequence, Fritz 16 and Stockfish suggested only a slight advantage for Black. This was good news, as I needed the variation to end in a draw in order to keep the study correct. Then I decided to look at the board instead of the computer's evaluation. Doesn't 7...Qd4+ reach an easily winning endgame for Black?

I played this move on the screen and within seconds the evaluation had changed to –64, which a minute later transformed to a forced mate in 24. If you have a strong and fast computer and let it work long enough, you may get somewhat different results. But the point remains.

Experts might say something intelligent about the program’s horizon, but I didn’t care: “Stupid, stupid machine!” was my immediate hostile reaction. “You made me lose time while encouraging false hopes!”

At this point let us discuss these emotional reactions, lest people think that the author has lost his mind. Most inanimate objects do what they are supposed to do, with no symbolic meaning: a chair is a chair, a lamp is a lamp, etc. However, some objects have a hidden meaning. Take, for instance, a car. It is supposed to be just some metal and electronics, designed to carry us quickly from point A to point B. But as we all know, a car is much more than that. It is, or it might be, a symbol of power, control, independence, freedom or status. Moreover, driving might conceal violent motives and even sexual urges. Likewise, a smartphone is not just a smartphone. Try to take it from teenagers during a lesson, and you will encounter tears and violent outbursts.

On YouTube you can watch people literally breaking their computers. If you listen carefully, you might also hear yourself mumbling at times towards your PC, “Well, are you going to start? I’m waiting!”, or just cursing the ruddy thing for running slowly. You see; we treat some inanimate objects as if they were living creatures.

A lot of chess lovers behave towards Fritz and co. as if they were human. Therefore we are quite emotional when they disappoint us. Of course, there are also happier, much more joyful moments with chess software.

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1.Ng5 Why doesn’t White just promote to a queen? 1.f8Q Qe6+ 2.Kf2 Qe4 leads to a draw, despite White’s huge material advantage: 3.Rh4 If White deviates with 3.Nxf6 then, believe it or not, he is mated in 11 moves by Qg2+ 4.Ke3 Bf4+ 5.Bxf4 Qg1+ 6.Ke2 Rxf4 3...Qxd3 4.Rxc4 Qxd2+ forces perpetual check. All this can be understood in retrospect, but to spot it in advance you have to be a genius – or a piece of software. 1...Bf4+ Likewise the defence 1...Qa8 is defeated by 2.Nf3 of all moves. Great. Aren’t we blessed to have such clever friends? 2.Bxf4 fxg5 3.f8Q gxf4+ 4.Kf2 Qg6
Forking the two white rooks, and threatening 5...Qg2 6.Ke1 Rc1#. 5.Qg8‼ Qxg8 6.Rg3!
1–0
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Avni,A-White to play and win-1–02017Springaren

Have a look at the position after White’s fourth move. From this point on it is a human effort; a nice punch, easy to grasp and to appreciate. Now go back to the initial position and follow the first moves of the solution. These are something completely different. Why doesn’t White just promote to a queen? And why should Black, on encountering 1 Ng5, respond with the bizarre 1...Bf4+? Well, this is where we are happy to have silicon assistance. You can find the answers to these questions in the replay board above.

Remarkably, in just three examples we have covered a whole range of human emotions toward chess software: anger, frustration, disgust, disappointment, joy, elation and gratitude. Baffling...

The above article is reproduced from Chess Magazine September/2018, with kind permission.


About the author

Amatzia Avni is an Israeli psychologist, a FIDE Master in both over-the-board play and composition. He is the author of numerous books, among them The Grandmaster’s Mind (Gambit 2004, Russian Chess House 2016), and The Amazing Chess Adventures of Baron Munchausen (Mongoose Press, 2011).

Amatzia Avni in Chess Magazine

CHESS Magazine was established in 1935 by B.H. Wood who ran it for over fifty years. It is published each month by the London Chess Centre and is edited by IM Richard Palliser and Matt Read. The Executive Editor is Malcolm Pein, who organises the London Chess Classic. CHESS is mailed to subscribers in over 50 countries.

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CHESS Magazine was established in 1935 by B.H. Wood who ran it for over fifty years. It is published each month by the London Chess Centre and is edited by IM Richard Palliser and Matt Read.

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