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Questions tagged [analysis]

Questions related to determining the Truth behind positions. This includes who is winning, what the next move should be, and what happens when a certain move is played.

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12answers
14k views

How do I analyze my game after playing?

What techniques do you use to analyze your games or other people's games? How much time do you spend on analyzing the game? Are there any tools (electronic or manual, such as a piece of paper) you ...
26
votes
8answers
15k views

Is there any free software to automatically analyze and annotate games?

I'm looking for free software that automatically analyzes and annotates chess games (post-mortem), preferably marking blunders, suggesting good alternatives, pointing out missed tactics (forks, pins, ...
18
votes
7answers
54k views

Free online analysis engine?

Is there an online analysis engine that allows you to enter a PGN and get a game analysis, showing where suboptimal moves were made? I know there are programs for download/purchase that do this, but ...
17
votes
6answers
2k views

How can one improve their over-the-board analysis skills?

I think of analysis as the ability to mentally move through variations, recognize tactical ideas in those variations, and draw accurate conclusions regarding the fitness of the resulting positions. I ...
12
votes
5answers
3k views

Computer evaluations: How trustworthy are they?

Fritz 12 with Rybka gave a friend of mine an evaluation of +3 for white in this endgame position, which turned out to be a draw. But I've heard that +3 from a computer means a guaranteed win with ...
9
votes
8answers
2k views

Bishop vs Knight

I read in a book write by Fischer about piece values, and he said that a knight value 3 pawns, and a bishop values 3,25 pawns. I know that in the close positions knights are better, and I also read in ...
5
votes
5answers
1k views

If there was perfect play from both sides, will it be draw or win for one?

If there was perfect play from both the colors, will white win because of the first move advantage or will it be a draw?
14
votes
5answers
5k views

Understanding vs. Memorization

Is memorization necessary in modern chess? Whenever I play chess, I always run out of time because I move slowly in the opening; unlike others who move fast in the opening because they have memorized ...
13
votes
4answers
3k views

What thought process should one use to find candidate moves?

Do you have a thought process for finding candidate moves? Once you find all possible candidate moves, how do you narrow it down to your final choice? Regarding the process, do you have a ...
14
votes
4answers
3k views

Why do chess engines sometimes miss good moves (or take forever to spot)?

It is not the first time that I found a greatly superior move than the chess engine did, it even takes them a while to understand these moves after you make them. For example, the move 15 ... Bf2 in ...
20
votes
5answers
2k views

What proofs for refuted gambits are there?

I've stumbled upon this article a while ago, and I've also seen refutations for the Muzio Gambit (Joseph Kling & Bernard Horwitz - Chess Studies on Endings of Games). I'm wondering what other ...
10
votes
2answers
728 views

Chess Tempo #97369 - Theoretical win or draw?

The following tactics problem is problem #97369 from ChessTempo. It is a position from a game between Yuri Yakovich and Pavel Kotsur. It's black's move. The idea of the tactics problem is to find ...
7
votes
1answer
4k views

Minimum moves to checkmate?

What is the minimum number of moves, counting both sides, in which a checkmate can be made?
2
votes
2answers
237 views

Engine output: FEN string when blundering

What is the best way to go through a database of my games and have the computer generate a FEN string as well as the next move any time I make an error greater than, say, a minor piece loss? I've ...
37
votes
7answers
12k views

How would you determine that the player is cheating in online chess?

There are a lot of online websites, where players can play chess in real time with each other. Most of the games are 5-10 minutes long. With the availability of chess software one can take an ...
36
votes
5answers
3k views

Strategy in middlegame from boring positions

I get into these rather vanilla, or as I call them, boring positions. Not much is happening tactically, and I can't fathom what the right course of action should be strategically. Here is an example....
9
votes
1answer
2k views

How not to use a chess engine?

How not to use a chess engine? What are the bad practices when using a chess engine, and the good ones? How trustworthy are their suggestions and evaluations?
8
votes
5answers
6k views

How to automatically evaluate a player's performance in a game?

Suppose I have a completed game. I don't have Elo ratings of the players. My purpose is to evaluate a player's performance in the game based solely on his moves. Can this can be done automatically ...
11
votes
4answers
1k views

How does analyzing help me improve?

This has been really frustrating for me since I don't get it. When I go through my games I spot errors and simply find better moves but then that's it. I just don't understand how this improves your ...
7
votes
3answers
594 views

How do I seriously analyze my tournament games and become stronger doing so?

I'm a Class B, but I would like to reach Master Class one day. I been playing a lot of OTB games recently, and I would like to spend time studying my weaknesses. My coach noted some major weaknesses ...
5
votes
1answer
477 views

Make checkmate with pawns without promotion

I have a chess puzzle here: [FEN "7k/8/8/4KPPP/8/8/8/8 - - - 0 0 "] Can White force mate without promotion? And if such exist, where can I find some more chess puzzles like this, which feature ...
15
votes
2answers
734 views

Is game analysis based on “squares” instead of “pieces” of any value?

Most all analysis I've seen in chess focuses on pieces development, and not the development of unoccupied spaces. Is there any value in analyzing game play in this way, and if so, how is this done? ...
14
votes
2answers
3k views

Why can a chess move improve the chance of winning, according to the computer?

When watching the Sinquefield cup on http://grandchesstour.org/, it is possible to try different moves, and see how the computer evaluates the standing after your suggested move. Now, most moves ...
14
votes
2answers
3k views

What was the point of Shirov's 47…Bh3?

One of the most famous moves ever is Shirov's 47...Bh3!! in Topalov - Shirov, 1998. [FEN "8/8/4kpp1/3p1b2/p6P/2B5/6P1/6K1 b - - 0 47"] [Event "Linares"] [Date "1998"] [White "Veselin Topalov"] [Black ...
12
votes
2answers
615 views

Typical Good Bishop vs. Bad Bishop endgame - how to decide if stronger side has a definite win

Black here has 3 weak pawns; if any one of them falls - he will very likely lose the game as well. If he lets White king break through via c4-c5(d5) - White will also likely win. c5 pawn is a passed ...
11
votes
2answers
3k views

Can I win this Rook and Pawn vs Bishop endgame?

I'm playing white and I've been unable to get the black king out of the corner. Does black have a guaranteed stalemate or is there some way to force him out the corner? [fen "5K1k/6R1/7P/8/8/8/2b5/8 ...
10
votes
3answers
1k views

Chess Tempo #97369 - Is the problem's solution wrong?

Can black force a win (against perfect play) after the following moves? [FEN "6k1/5p2/1Pp3pb/2q4p/1rNpPP2/3Q2PP/8/5RK1 b - - 0 1"] 1... Rxc4 2. b7 (1. {Chess Tempo #97369}) A quick summary of this ...
9
votes
1answer
3k views

How do I use the analysis output of a UCI engine?

I'm trying to analyze some of my games with the Stockfish UCI engine. I'd like to make sure I'm interpreting the output correctly. Using this screenshot as an example. Can someone explain to me all ...
4
votes
3answers
720 views

Endgame KNN-k chess puzzle checkmate

[FEN "8/8/8/4N3/4N3/4K3/8/4k3 - - - 0 0 "] Hi All, I have problem like this, when I played chess puzzle as you can see, logically, there are position to make checkmate to Black King, but till now, I ...
4
votes
2answers
273 views

How to analyse an endgame quickly?

I am a relatively new player (less than 1 year, ungraded) but I feel I have made good progress so far. I am playing competitively with players in the 1300-1500 region and would like to continue my ...
2
votes
1answer
121 views

When is a bishop preferred over a rook

I've seen some moves from my chess engine (Houdini) when a rook was exchanged for a bishop. Even though I still lose the game, I see a degrading value for chess engine. Is it just because of bad ...
16
votes
7answers
2k views

How to play for a draw

In this video: Levon Aronian vs Magnus Carlsen Round 1 - 2013 Candidates Chess Tournament [FEN ""] 1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 And now, Kevin said: "You can tell that the game is ...
12
votes
3answers
5k views

Kasparov's Immortal Game. Flawed? 24…Kb6! Suggest an improvement for White

Kasparov's immortal game vs Topalov is often regarded as one of the best games in chess history. However, after analyzing it, I find that objectively speaking, Kasparov played some bad moves and got ...
11
votes
3answers
1k views

Is this endgame position a draw?

White to move. [FEN "8/8/8/3k3p/3P3K/2P3R1/8/7r w - - 0 1"] I was white, and this was a blitz game which ended up drawing because I didn't know what to do. My friend and I later analyzed this ...
8
votes
6answers
5k views

How do players “see” several moves ahead?

How can you predict what your opponent will play in the next 5 turns, 7 turns, 10 turns? If the game is like a tree, then the more the turns the more it will branch out. How can a player accurately ...
7
votes
3answers
223 views

How to get opening analysis published and in ECO?

My friend and I have done substantial research on a number of various lines over the years, and now that we are not really active anymore we were hoping to publish some of the gems. Most of the ...
6
votes
5answers
3k views

What are the best scoring openings in chess 960

I don't play chess 960, or Fischer's chess. I've seen a lecture or two about it, but i was never interested. Last week i was a bit bored so i decided to participate in a chess tournament on chess.com,...
6
votes
1answer
334 views

Free online analysis board between two players (both players can move the board)

Other than F.I.C.S., where can a friend and I analyse our games online together free where both of us can move the pieces on the board.
6
votes
2answers
632 views

Can't find long term plan for Black

I am working on multiple lines from Scandinavian defense, with the goal to resurrect them. One line I'm working on is 3...Qd8, and I have managed to achieve quite playable positions ( the results are ...
6
votes
1answer
319 views

Can Black successfully finish this opening?

I am trying to revive an old line in the Scandinavian defense. Among the many lines I am analyzing, there is one position that looks promising. I will leave out the lines / opening moves, to keep ...
4
votes
6answers
287 views

What should I play in this BvN endgame position?

[Black "DrZ214"] [fen "8/5p2/6k1/3KP3/6Np/8/8/b7 b - - 0 1"] 1... f5 2.Nh2 f4 3.e6 Kf6 4.Kd6 Be5 5.Kd7 Note: The board is from black's perspective. Black to move. I was black and lost this endgame, ...
3
votes
1answer
191 views

Can anyone analyze my game and mistake?

I've been learning chess for a while, and I tested my skills in online chess, I had lots of blunders but people can't seem to see it. [Event "4444 vs Anonymous"] [Site "multiplayerchess.com"] [Date "...
3
votes
1answer
585 views

ChessDB databases import

I've just installed the ChessDB software hosted at SourceForge. While discovering the software I see that the databases that come with the software are empty and I would like to know how to import ...
2
votes
4answers
946 views

Is there a checkmate in the next move?

My friend claims that there is a mate in the next move. White to move and checkmate. I am aware of 3 mates in 2 variations: 1. Qd1 Kd3 2.Rxd5# 1. Qd1 Kc5 2.Qg1# 1. Qd1 Kxe5 2.d4# But I cannot seem ...
2
votes
3answers
1k views

Ways to evaluate a position?

I was wondering if the only way to evaluate a position is by looking for next moves like a chess engine does. Is it possible with only a static evaluation of the board to get a correct evaluation ...
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vote
6answers
283 views

Best practical chances after g5 forking knight and bishop

I am a beginner playing white and it's my turn to move. What is the best possible move in response to this fork? [title "Game position after fork:"] [fen "r1bqr1k1/ppp2p2/2n1pn1p/3p2p1/1b1P1N1B/...
-1
votes
1answer
228 views

ECO A03 Bird's opening Dutch Variation for analysis

Here is fen diagram of end game, [fen "3Qk2r/B1p2pp1/p7/4P2p/P4P2/2P4q/2r4P/R2R2K1 w k - 0 1"] I tried few games with Bird's opening today. Chess.com says Bird's Opening Dutch Variation in fact ...
-2
votes
2answers
237 views

Check by Knight NxC3+ Move Implications

Here is the game I played which belongs to ECO C34. I would like to know Check NxC3+ implications. I couldn't cut the Knight. In which are the ECO games this NxC3+ can arise. Thanks for your comments ...