Questions tagged [blunder]

A blunder is a move that is a mistake that leads to losing material (e.g. a pawn or a piece) more or less without any compensation.

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2answers
327 views

Why doesn't Black play Bd4?

This puzzle on chesstempo caught my eye (we play as White): [FEN "4q1k/p4pb/r4npp/4P/n2B/5NNP/5PP/Q4RK b - - 0 1"] 1. Nd7 The move I made was e6, and it was the right one. Yet, the Black's ...
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335 views

Having knightmares, what to do?

I just hate when my opponent has the knights because most of my blunders happen due to them. I generally like endgames where my opponent doesn't have the knight. I also hate when the Knight enters my ...
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2answers
209 views

Why is my theoretical knowledge is not coming to any use?

For the last few months, I have been reading "How To Reassess Your Chess (I expected at least this book to work), "Simple Chess," "The Art Of Attack," some ending book, "...
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1answer
98 views

Why is b3 a blunder?

[FEN "r2q2nr/p3kppp/3bp3/2p2b2/Bn1P4/1P2PN2/4NPPP/R1BQ1RK1 b - - 0 13"] I dont see whats wrong in b3 I am making some space to bring black bishop into game attacking nb4
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1answer
262 views

What should the practical meaning of “blunder” be?

There have been questions about the reliability of computer evaluation, and famous cases in which computers miss-evaluate positions have been given. What I want to ask is more related to the practical ...
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2k views

Why is Qf5-c2+ a blunder?

Wikipedia defines a blunder as follows: In chess, a blunder is a very bad move. It is usually caused by some tactical oversight, whether from time trouble, overconfidence or carelessness. Here when ...
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4answers
242 views

What's the best alternative to the 'scoresheet' blunder checking strategy?

In Simon Webb's brilliant book, Chess for Tigers, he advises that a player write their move on their scoresheet before playing it. Then, right before you play your move, you check it one more time to ...
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1answer
114 views

Blundering phase

I have played more online Blitz recently and it was quite some fun, until I encountered what I would call the "blundering phase". Every once in a while, my chess ability takes quite a hit when I ...
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1answer
93 views

Which steps were blunders and inconsistencies?

This is the pgn of the game. The engine said that white made a blunder and some inconsistencies. But I can't spot them. Can you help me to find them? [FEN ""] 1. e4 e5 2. Nf3 d6 3. Bc4 f5 4. Nc3 f4 5....
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4answers
213 views

Why is 16. d5 a blunder in this position?

In this position I'm White and I have just played 16. d5. Stockfish labels the move as a blunder. I do understand I had better moves than this, and it's not the move I would play if I were to get this ...
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2answers
98 views

Going from a winning position to losing one [closed]

I often go from winning positions to losing positions. What could I do to stop doing this? For an example, take a look at this games of in which I played as Black. [FEN ""] 1. e4 {0} 1... e5 {4} 2....
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4answers
201 views

After a blunder, is it better to resign or keep playing?

I often wonder if it is better to resign or keep playing at a disadvantage after making an obvious blunder (for instance, leaving a piece hanging, only to realize too late that you made the mistake). ...
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3answers
2k views

Improving the observation skill & making less blunders

I've noticed that the most common reason for me to lose a game is not lack of knowledge but failure to observe whats happening on the board. This is specially true for rapid games but it happens in ...
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5answers
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Is this really played by 2200+ players?

I came across the following game and was surprised to find that it was played between players with 2200+ ratings: How do players of level 2200+ lack the very basics of opening principles to play a ...
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3answers
162 views

Potential exchange sacrifice in a King's Indian Defence middlegame

[FEN "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. b4 Nf6 ...
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2answers
472 views

Ways to notice opponent's threats during one's own move

I am currently playing in a tournament and my last game was a total disaster. Without going into details, I missed a two-move threat my opponent had in the position (I'd expect a ~1600 Elo rated ...
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2answers
243 views

Poor gambit for white

I was white and played this against a 1589 rated player on Lichess. The gambit happens at move 10 and it is characterized as a blunder by stockfish analysis. However, black does some inaccuracies and ...
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1answer
313 views

Chuzhakin's System Hazardous Elements and Rules

A short time ago, I ran across some short texts and a short video about Chuzhakin's system to spot tactics and avoid blunders. What little I've seen seems really to help me. And so I'm looking for ...
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2answers
176 views

Is this a smart draw offer?

[Event "Live Chess"] [Site "Chess.com"] [Date "2018.12.27"] [White "SergioRamos2"] [Black "SmojLee"] [Result "1/2-1/2"] [ECO "B57"] [WhiteElo "1640"] [BlackElo "2175"] [TimeControl "600"] [EndTime "10:...
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3answers
517 views

What are the worst blunders ever committed in a world championship match (final)?

As title above, what are a few of the worst blunders ever committed in a World Chess Championship Match?
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2answers
461 views

Blunder checklist for strong playrs

I find myself having to use checklists of really simple stuff (like going over all captures, checks, threats, tactical themes, changes after a move) quickly in order to avoid very basic oversights ...
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1answer
156 views

Was this Kramnik's mistake?

[fen ""] [title "A. Grischuk vs. V. Kramnik, FIDE Candidates 2018 (Mar 19, 2018)"] [startply "140"] 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 c5 5. e3 dxc4 6. Bxc4 a6 7. Bb3 b5 8. e4 cxd4 9. Nxd4 Bb7 10. ...
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4k views

Stockfish blunders away a piece

Using stockfish_8_x64 with Arena 3.5.1, I see a weird pick by Stockfish. Start here: White, Stockfish, to move. It plays bb6-g1,losing the bishop and the win. Also strange: the same engine ...
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4answers
296 views

Consistently playing moves below my potential

Basically: I make blunders. The most disgusting, reprehensible, indefensible mistakes that I would've discarded had even one neuron in my brain noticed it before I moved. I know everyone experiences ...
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2answers
874 views

Where can I find a list of chess games (or PGN file) for games less than X number of moves (specifically 12 moves)?

I was reading a book on chess where the author suggested that a good way to practice getting good at the opening is look at miniature games (less than 12 moves specifically) played, that have led to ...
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1answer
176 views

How could I have won this Q vs R+N endgame?

I was playing as White in this superior position when I decided to sacrifice my Queen for Knight + Pawn: [FEN "8/2k1r1p1/5n2/5PK1/6PP/3Q4/8/8 w - - 0 46"] 1. Qc3+ Kd8 2. Qxf6 gxf6+ ...
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2answers
694 views

Can playing too much chess affect your performance?

I've noticed a pattern with myself and I'd like to know if someone else can relate. I have a score which fluctuates between 1200-1300 on chess.com and I've noticed that after a great day of defeating ...
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3answers
369 views

Can computer analysis really understand human behavior?

I just finished a game. I got into a pretty convenient position at move 17 (I play white): I noticed that in order to checkmate, I only need to remove the black bishop from protecting e7 and then I ...
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245 views

What was the biggest blunder made by Boris Spassky in Game 6?

I just wanted to inquire about the biggest mistake or blunder by Boris Spassky In game no. 6 against Bobby Fischer.
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611 views

Probability of making a game-losing move as a function of Elo?

BlindKungFuMaster and I are having a debate (http://chat.stackexchange.com/rooms/34484/discussion-between-blindkungfumaster-and-jeff-y) and it got me wondering: Given any position that can be agreed ...
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1answer
1k views

What I thought was winning tactic, apparently was mistake

I was recently playing a game as black against the Ponziani when this position came up. (I recommend you flip all the boards to show from black's perspective) Here's the beginning of the game: [fen "...
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1answer
1k views

What is the difference between an inaccuracy, a mistake and a blunder on lichess?

I used lichess to analyse some of my games (lichess.org -> tools -> import game). It puts my bad moves (and those of my opponent) in one of three categories; "inaccuracy", "mistake" and "blunder". I ...
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4answers
634 views

How do i prevent blunders?

Playing Online Chess seems to get rid of my bad blunders but after playing with little kids on a real match, I've made a very stupid blunder that decided the game. Can't post the game, not recorded ...
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1answer
279 views

Can anyone analyze my game and mistakes?

I've been learning chess for a while, and I’ve tested my skills in online chess. I make lots of blunders in my games, but people who I ask can't seem to see them, including myself. Here is a recent ...
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6answers
2k views

How can I STOP hanging pieces?

As hard as I try to not "give away" pieces in a game by checking the square that I am moving to first, paying special attention to the "long range" pieces of my opponent, and calculating exchanges, I ...
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1answer
206 views

Complete game Ojanen - Ridala , Helsinki 1959

Entry 117 in Tim Krabbe’s Diary shows a case of fatal automatism. [Title "Ojanen - Ridala, Helsinki 1959 "] [FEN "R7/P4k2/8/8/7K/8/r7/8 w - - 0 1"] 1. Rh8 Rh2+ In the game Ojanen-Ridala, Helsinki ...
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2answers
608 views

Could black have saved the rook-endgame?

[Event "FIDE Women's World Chess Championship"] [Site "Sochi RUS"] [Date "2015.03.27"] [Round "4.2"] [White "Dronavalli Harika"] [Black "Meri Arabidze"] [Result "1-0"] [ECO "D03"] [WhiteElo "2492"] [...
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1answer
201 views

“Dead-draw” endgame lost?

Are there examples of games between notable players where "dead-draw" endgames were lost ? For examples : Both players had three connected pawns on the f-g-h-file (or a-b-c file) without free ...
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1answer
274 views

Frequency of resigning in won positions

The most terrible blunder is to resign in a won position. How can I systematically search for such games ? How often does this happen if both opponents have, lets say, at least ELO 2400 ?
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1answer
160 views

Full-point-losing move in an endgame rook vs rook?

Does anyone know a game, where a full-point-losing move was made in an endgame where each side had only one rook and pawns ?
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1answer
166 views

Recent full-point-blunder in a pawn-endgame?

Does anyone know a game since 2014 with both players at least ELO 2400 containing at least one move losing a full point in a pawn endgame ? In the encyclpopedia for chess endgames, I remember only ...
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1answer
1k views

What percent of chess games contain a blunder?

To specify the question a bit: I consider a blunder a move which worsens the position by 3 pawns (300 centipawns) or more. I think this is a pretty good base mark, since a strong computer will ...
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562 views

Is there a name for this common type of blunder?

I'm sure most of us have done it at least once ... I had a position where one of my pieces were under direct threat - I was a pawn up, but my opponent attacked my rook with his bishop and threatened ...
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3k views

Why was move 26 in Carlsen-Anand 2014 WC Game 6 a blunder by both players?

In the Anand vs Carlsen Match 6, why was move 26 a blunder for both players? [White "Carlsen"] [Black "Anand"] [FEN "6rr/1k3p2/1pb1p1np/p1p1P2R/2P3R1/2P1B3/P1B2PP1/2K5 w - - 0 1"] 1.Kd2? a4?
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3answers
1k views

How to fix 1 turn tactical errors

I am a very good attacking and tactical player. There is just one problem. While I catch combinations that might even require 5 or 6 moves, I cannot find 1 turn ones. Let's see this game I played ...
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3answers
1k views

What is a blunder?

I am looking for a precise definition for a blunder. Computers often flag moves as blunders for any move that loses a point advantage or more. But what if I am completely winning and I decide to ...
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2answers
1k views

What are the common mistakes make by chess engines at ELO range 1500 - 1800?

I'm a software developer and occasional chess player at elo rating 1500. Chess engines of different level play different type of games with some mistakes according to that given level. I'm ...
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2answers
173 views

On blunders in PGNs

Let us say that I commit a blunder in a chess game. One that is deserving for a ??, a mate in one let us say. My opponent misses it. With what mark should the move be written in a pgn? Left markless, ...
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3answers
1k views

What is the worst possible first move for White: 1.f3 or 1.g4?

After making my engines evaluate the starting position for more than 10 hours each, here is what I got: . Fritz 12: Depth = 25/65 Time = 10 hours and 30 minutes 1.f3 : -0.90 1.g4 : -0.77 1.Nh3 : ...
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5answers
3k views

What are good ways to check blunders after the match?

Currently I am using Tarrasch for GUI and Rybka 2.3.2a as the engine. With that, I am able to kibitzing every position in the game and check for any blunder. So basically this is what I always did: ...