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3
votes
3answers
38 views

Are there any books pamphlets or articles on how to train to play at GM level?

CL&R had an article about how Fischer trained at a spa in the adirondacks for an upcoming match. One thing he did was swim and also hold his breath for as long as he could. Not sure that ...
31
votes
12answers
9k views

What should I do when I have no ideas and no strategies?

I'm really a beginner in chess, and I just know the rules. So many times in the game I have no idea what should I do. None of my pieces are in danger and I don't have any strategies. What should I do ...
5
votes
3answers
122 views

Level the field when letting computers play against each other

I just read this question and it made me wonder: when setting up such a game/comparison - shouldn't you try to level the computing capacity field? Or at least limit how much energy each "player" is ...
1
vote
2answers
42 views

Alpha-beta add variance/handicap

I want to implement a handicap for my engine and Im struggling with it. I using alpha-beta pruning. In my current approach I set a variance variable in centipawns and let the engine choose a move in ...
12
votes
7answers
4k views

How to play against higher rated (much stronger) players?

I am about to play a master. That is an important game, and I want to win that game. What should I do and how to prepare? Is there something special I can do, like special opening, sharp lines,...
3
votes
1answer
31 views

Are there any current studies on the physical effects of playing chess?

In the 50s Eliot Hearst printed the results of a study in "Chess Life and Review" (A private publication by I A Horowitz editor later merged into the USCF's monthly magazine, and later renamed "Chess ...
5
votes
3answers
516 views

Knowing that AlphaZero beat Stockfish 8 (28 wins, 0 losses, and 72 draws), what would AlphaZero's rating be?

I found three different questions here on SEC that asked what Stockfish 8's rating was for the match against AlphaZero, but none that asked what AlphaZero's rating should have been after (if it had ...
5
votes
6answers
2k views

Can watching grandmasters' games improve my chess 'thinking'?

Can my chess "thinking" (positional, tactical, strategic thinking, etc.) improve by watching grandmasters' games regularly? Of course, this is in addition to regular games/tactics solving etc. As an ...
4
votes
4answers
263 views

1. e4 e5 2. f4 exf4 3. Nf3 c5 — Sicilian Defense to King's Gambit?

[FEN ""] 1.e4 e5 2.f4 exf4 3.Nf3 c5 What's the refutation of Black's unusual third move, or anyway the best way to play against it? Which is stronger, the Open Variation 4. d4 cxd4 5. Bxf4, or the ...
23
votes
9answers
52k views

Is it beneficial to play chess against yourself?

I tried it when I first learned chess, and it was fascinating, because I had no ideas about strategy or tactics. But now that I have some experience, it seems pointless, as I know what my "opponent" ...
1
vote
1answer
82 views

What was it that AlphaZero did that dazzled experts?

Wired magazine recently said Most remarkably, AlphaZero uncovered new approaches to the game that dazzled chess experts. Just what was unique about alpha zero that was so dazzline?
4
votes
4answers
115 views

Programmatic method to determine if a move is passive or aggressive

I'm currently trying to determine if a player on average plays more aggressive or defensive games. To do this I wanted to look at a game from that player, then average the amount of aggressive moves ...
2
votes
1answer
25 views

Best way to loop through all possible moves (Alpha Beta)?

Essentially I'm just trying to create a somewhat efficient chess ai using an Alpha Beta Pruning approach for a future neural network to train against. I know I could use an existing program but this ...
5
votes
2answers
389 views

What would chess openings be like without castling and/or the double pawn move?

Chess has a fairly elegant set of rules, but it has two rather ugly "rules hacks" in it: Pawns can move two squares forward, but only on their first move, and have the rather ugly rule of en passant ...
0
votes
0answers
43 views

Games with three en passants

Games with two en passants in them are are uncommon, and games with three are exceeding rare, and four has never been achieved as far as I know. I only know of four games with three en passant ...
2
votes
1answer
111 views

What was one shortcoming of alpha zero that Kasparov noted?

I [kasparov] can look at AlphaZero’s games and understand the potential weaknesses. And I believe it has made some inaccurate evaluations, which is natural. The reason he says that is alphazero ...
1
vote
1answer
32 views

Searching for a position in the mega database 2020 with ChessBase 15

The setup is ChessBase 15 with the mega database 2020. I look in it for the Najdorf starting position [FEN "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq - 0 1"] as follows : I double ...
5
votes
2answers
120 views

Why did Kasparov avoid the Marshall Attack?(With White)

I read that during Kasparov's long chess career he always avoided the Marshall attack with Anti-marshalls(h3 and a4). This seems very counter-intuitive to me since the positions that arise from the ...
9
votes
3answers
2k views

Why don't we see more Kings Indian Defenses in top level chess?

One of the most interesting openings, in my opinion, is the Kings Indian Defense (KID). 2-4 decades ago it used to be very popular at the top level with Bobby Fischer and Garry Kasparov using it ...
34
votes
2answers
4k views

Demystifying Seirawan-Kasparov 1983 king and pawn endgame

I am currently studying the Tarrasch Defense 1.d4 d5 2.c4 e6 3.Nc3 c5, and naturally I've stumbled upon many Kasparov games as he frequentloy and quite successfully employed this opening throughout ...
8
votes
2answers
1k views

How close was Seirawan to challenging Kasparov?

Growing up in the '80's in the Pacific Northwest (USA), my chess hero naturally was Yasser Seirawan. He was the first top-class GM to emerge from the USA since Fischer and our country's best hope to ...
2
votes
1answer
87 views

Castling - “king & rook must be on the same rank” = “Only original rooks can do Castling”?

According to Wikipedia, one of the conditions of Castling is: The king and the rook must be on the same rank (Schiller 2003:19). It's because Without this additional restriction, it would be ...
10
votes
2answers
2k views

Is there a horizontally mirrored London System, and what is it called?

London System is an opening for white, that goes d4, Bf4, e3, Nf3, Nd2, c3. The move order generally doesn't matter too much and there are lots of ways to transpose into this. However, what I want to ...
4
votes
2answers
168 views

The difficulty of finding the exact losing move

Are there examples of chess games where the exact losing move has been found only with the help of engines? Better still, games where the exact losing move cannot be found even by the best current ...
2
votes
2answers
419 views

Can you recommend a dynamic, concrete, or easy-to-play line against the London System?

I hate playing against the London because it allows 800 FIDE rated players to survive for 50+ moves. By the way, I play the Grunfeld against d4, the Sicilian Najdorf against e4, and the triangle ...
1
vote
2answers
88 views

What is it like to be a Twitch chess streamer? [closed]

I want to make a Twitch stream channel with my friend, and I want to know what the experience is like. Can explain it better to me or share their knowledge and experience?
30
votes
4answers
10k views

Is Stockfish 11 (level 20) beatable?

I have heard many people saying, “Hah! I beat Stockfish,” and one saying, “I am the best chess player ever! I beat Stockfish.” So I wonder if it is possible, just to know whether I should try to beat ...
0
votes
0answers
50 views

Examples of moves only probably losing [closed]

What are some examples chess moves that seem to be "weak" only because they seem to be refuted by sacrificial maneuvers lengthy and practically impossible to thoroughly calculate? The context can be ...
7
votes
2answers
134 views

Can anyone recommend a positional book focused on preparing pawn breaks?

Feel free to share more than one book. I'm very interested in understanding better those preparatory moves.
2
votes
1answer
57 views

How does Stockfish calculate advantage? [duplicate]

Recently when I was on Lichess, somebody pointed out in chat that Stockfish calculated advantage based on what it considered as the best move for both sides. However, when we play the best moves (...
10
votes
2answers
300 views

What is the origin of descriptive notation?

Algebraic Notation is the modern standard for recording chess games. It is easily human-readable, yet it can be parsed by computers without difficulty. Descriptive notation predates algebraic ...
3
votes
1answer
53 views

Did any other language than English ever use Descriptive notation? Which languages have always used Algebraic?

Descriptive notation seems to be limited to certain languages like English, and I found a Wikipedia article that mentions Spanish and French. I have never seen a Russian book that uses Descriptive, ...
18
votes
4answers
3k views

What is the longest known sequence of forced moves leading to a checkmate for one side?

By forced move, it is meant that the player has only one legal move. [fen "7k/q5Q1/p4PPK/6PP/8/5P2/8/8 b - - 0 1"] 1... Qxg7+ 2. fxg7+ Kg8 3. f4 a5 4. f5 a4 5. f6 a3 6. f7# Above is an example with ...
3
votes
2answers
88 views

A script that can create a chess tree from an EPD file

Is there any script (any language) that can make a chess tree from an EPD file? Or what algorithm (any example) should be use to create it on my own? I am looking for one like the Chessbase opening ...
4
votes
2answers
136 views

How to disambiguate checking moves in descriptive notation?

Question: In general, is noting a check/checkmate sufficient to disambiguate moves in descriptive notation? If for example two of the same type of piece could move to the same square, but one giving ...
1
vote
0answers
45 views

Are there studies showing that descriptive notation is easier to use for blindfold than algebraic notation?

What studies have compared effectiveness for thinking by chessplayers using descriptive vs algebraic notation?
16
votes
2answers
3k views

Prove that white is not allowed to castle here

A friend recently gave me the following weird chess problem to solve, and I'm afraid I'm struggling to see the key ideas, that would ultimately count as proof. From the position, intuitively speaking ...
0
votes
0answers
43 views

Is calling moves by initial letters better for calculating? [closed]

Is calling moves by initial letters better for calculating? By better, I mean saying Qe5 in your mind, instead thinking of Queen to e5, for one example. This is not that much of a subjective question ...
2
votes
2answers
250 views

Are there decided recent games with 1. b4 at top level?

I would like to have a survey of the decided games with 1.b4 since 2010, where both players had at least 2600 Elo. chessgames.com allows to search games with given moves (with tight limits), but ...
5
votes
9answers
2k views

Why don't I have more success with the King's Indian Attack?

My last opening of choice as White was the King's Indian Attack to avoid having to learn a lot of opening lines, it being a system opening. I've read Eric Schiller's and Ken Smith's books on the KIA. ...
11
votes
3answers
708 views

Using the king to prevent castling

What is a more difficult problem which involves using the king to prevent castling than the following problem? White to play and win: [FEN "r3k3/5p2/2K2P1P/b1N1P2P/8/8/4n3/8 w q - 0 1"]
21
votes
4answers
6k views

Is there a name for a chess variant where you are allowed to capture your own pieces?

I occasionally think it might be fun to play a chess variant that is exactly the same as regular chess, except that it is permitted to capture your own pieces as well as your opponent's pieces - so, ...
4
votes
2answers
1k views

Mosquito Gambit?

[FEN ""] [startply "5"] 1. d4 e5 2. dxe5 Qh4 3. Nf3 I reached this position after following the line for the Englund Gambit. Lichess says that this is known as the Mosquito Gambit. Is it a joke ...
1
vote
0answers
54 views

What effects would being able to capture while castling have?

Capturing an enemy piece while castling has been illegal for many decades, and the concept has been solidified in chess history. But what effects would it have if it were allowed? First, some ground ...
2
votes
2answers
196 views

Only being able to move and not capture while in check

I was playing chess with my Dad, and he was shocked when I made a capture while check. He said that when he learned to play, that, when you are in check, you cannot capture with the king or any other ...
7
votes
1answer
842 views

Does permanent loss of castling rights reset three fold repetition?

Threefold repetition requires that the same "potential for moves". For example, if a En Passant could be played in one position but not another, it does not count as the same position. With respect ...
8
votes
7answers
2k views

Why do some players never accept a draw offer?

Some of the people I play against will never accept a draw offer, even in positions that are a theoretical draw. I know it's a draw. They know it's a draw. But they want to play until: Draw by ...
2
votes
2answers
102 views

What is an “artificial” move?

Sometimes I see a move or serial of moves described as "artificial" What does this mean? Here is one example, comments by Kasparov on move 10. ..cxd4. Taken from "Garry Kasparov on Garry Kasparov, ...
3
votes
2answers
81 views

Export KPvK endings positions (up to black/white symmetry) from ChessBase 15 using python-chess

I have the megadatabase 2020 from chessbase and chessbase 15. I am using chessbase 15 to search the megadatabase 2020, my seach criterion being all games ended through a KPvK (king and pawn vs king) ...
2
votes
1answer
52 views

What do DTM, DTZ, DTC, DTR, DTZ50, and DTZR mean?

I need help clarifying the abbreviations and acronyms used in endgame tablebases. Just what do DTM, DTZ, DTC, DTR, DTZ50, DTZR mean?

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