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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6
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2answers
156 views

Understanding vs. Memorization

Is memorization necessary in modern chess? Whenever I play chess I always running out of time because I move slowly in the opening. Unlike others they move fast in the opening because they memorize it ...
1
vote
0answers
91 views

Are there “pure brute force” engines?

Is there a chess engine that just goes for brute force search, looking for a forced mating sequence + material advantage in a couple of moves? This would especially be interesting to "prove" some ...
2
votes
1answer
72 views

1k gamesanalysis (PGN)

I've been playing chess on-line for about 7 years now. I've downloaded my past games since 2011, its about 1k chess games. The download is in PGN format. Now I want to do an analyses on the data. Is ...
3
votes
3answers
850 views

I played 2.f3 by accident! How do I save my position?

So in a correspondence chess game, the opening is the standard 1.e4 e5. I meant to play 2.Nf3 as always, but I completely misclicked and didn't realize until too late that I played f3 instead. It's ...
7
votes
2answers
531 views

Could Karjakin have grabbed on g5 at move 56 against Anand in the Candidates 2014?

After 55...Rb2, we got the following position in Karjakin - Anand (Candidates 2014, round 13). Well, how about Nxg5, does it work? [White "Karjakin"] [Black "Anand"] [FEN ...
3
votes
2answers
386 views

Has Anand missed that he is better? Anand vs Andreikin round 12 Candidates tournament

I am looking at the Anand vs Andreikin round 12 Candidates tournament and I see that it ended in a draw and that based on engine evaluation Anand is much better (+ 2.8 is kind of huge). I also see ...
2
votes
1answer
96 views

Can white recover? (midgame)

If someone could put a picture of the layout in that'd be great, I've looked (clicked edit) on posts with them and I cannot work out the format, also this is a setup, I didn't write down how I got ...
2
votes
2answers
147 views

I need to get rid of Black's light-square Bishop

I've self-taught myself Chess, and played against computers (as in the board shaped ones) and I quite quickly found an opening that isn't strong, but it is not bad. I'm fairly new at this "Algebraic ...
4
votes
1answer
189 views

Aronian vs Anand World Championship Candidates 2014 Round 8. Is White better after 19.f4.

This game occurred between Aronian and Anand today at the World Championship Candidates 2014 event. In the final position, instead of 19. Nd2, Aronian could have continued with 19.f4. He was a pawn ...
6
votes
1answer
82 views

B50: Sicilian Defense 3. Bc4

First a bit of background: I really like playing the Sicilian Defense as Black and it is my preferred choice of action against 1. e4. I prefer the Open Sicilian with Dragon and Najdorf being my ...
3
votes
1answer
192 views

Kramnik - Karjakin in the FIDE Candidates 2014, was 8…f5 correct?

In the game between Kramnik and Karjakin shown below, the opening was a bit strange and the resulting position was odd. I am wondering, was 8...f5 correct? Was it a novelty of sorts or when did the ...
3
votes
1answer
168 views

Did Aronian make a mistake in the opening against Anand in round 1 of the FIDE Candidates 2014?

Here is the game [Event "FIDE Candidates 2014"] [Site "Khanty-Mansiysk RUS"] [Date "2014.03.13"] [Round "1.3"] [White "Anand, Viswanathan"] [Black "Aronian, Levon"] [Result "1-0"] [WhiteElo "2770"] ...
3
votes
1answer
129 views

Caro-Kann, Smyslov variation : Can Black punish early 5.c4 in this position?

Recently I have posted a question about declining the Marshall gambit in the QGD, and asked if Black can transpose into another solid opening, as one way of defense. After analyzing the first ...
5
votes
2answers
128 views

What plan should black have followed in this game?

I played as black in the following game, and with the help of StockFish I've discovered a few mistakes, one of which was a very serious tactical blunder. However, I'm having trouble figuring out where ...
7
votes
1answer
210 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 ...
7
votes
2answers
147 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 ...
3
votes
2answers
101 views

Linux: is there any engine that could play your game like Shredder?

On Windows, I used Shredder to not only analyze my games, but play the game against me or against itself from any given position. I used many engines but only found that option in Shredder, maybe I ...
6
votes
1answer
205 views

Carlsen vs Gelfand World Championship Candidates (2013). Could Gelfand have held it with 44…Bxf1!

[FEN "8/5p1k/1P4p1/2P4p/2b4P/5Q2/5PP1/4qBK1 b - - 0 44"] This position occurred on move 44 in the Carlsen vs Gelfand game in the World Championship Candidates, 2013. Here, Gelfand played ...
5
votes
2answers
114 views

Do symmetric positions have a higher draw ratio?

From my experience in chess, I have observed that my draw ratio in symmetric positions (e.g. the Italian opening) is higher than in non-symmetric positions (e.g. the Spanish opening or different ...
4
votes
5answers
266 views

What is the benefit of making the first move with a Knight?

I knew that some moves from some opening can transpose to another.. but if I move my knight first, does it's have benefit to me since in my Houdini, it's shows lower value than I move pawn first.. ...
5
votes
8answers
395 views

Is there a single best move in every position?

If it were possible to analyse every possible outcome of a position, would there ever be a single move that could be considered "best"? I know that this is how computers evaluate positions, but they ...
6
votes
1answer
138 views

Why is white in trouble in the following endgame?

Playing white against my computer I ended up in the following position (with white to move). To me it looked about even, but no matter what I tried I kept losing the position, and indeed stockfish ...
3
votes
1answer
86 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 ...
1
vote
1answer
158 views

What is happening in this puzzle?

I recently solved a puzzle at chess.com and it is below (I played white). What I don't understand is that why black moved its rook to h8 (1...Rh8). I think that black's position would have been better ...
2
votes
2answers
2k 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 ...
2
votes
2answers
132 views

What would happen if multiple GMs played on both sides of a chess match?

Imagine a situation where a team of top Grandmasters would face another team of top Grandmasters over a single chess board and play a series of games. Would the games always end in a draw? Would ...
5
votes
6answers
373 views

How to write out analysis of a game?

I have read that one exercise to improve one's analysis/thinking skills is to set up a position, then write out and evaluate all the variations that could take place. Or write out analysis of one's ...
2
votes
1answer
175 views

Why would black resign in this situation?

I was playing online with someone I do not know that is considerably better than me. I am still somewhat new and I can't figure out why they would resign after castling. What am I missing? [fen ""] ...
6
votes
4answers
216 views

A chess player's weakness assessed

How can I discover my weaknesses in chess and order them from biggest to smallest? I'm guessing a strong GM could analyze a couple of my games and do this for me. But I'm not sure it's worth the ...
1
vote
1answer
76 views

Chess Research Analysis Setup

For research purposes, I would like to have a chess engine hooked up to a tablebase where I can be guaranteed that the chess engine is looking at ALL moves and calls the tablebase in real time in ...
4
votes
4answers
462 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 ...
8
votes
4answers
599 views

Did Anand have a forced win at any point in Game 9 of the 2013 Anand-Carlsen world champhionship match?

For much of today's Anand-Carlsen game, white seemed to have a powerful mating attack. But from the analyses I've seen, there was never a point where it was clear that black would not be able to ...
1
vote
1answer
74 views

Variation of Attack besides Center Control and Flanking

Does in official games, had happened when a player didn't concentrate his attack to center or by flanking?? In this case, my possible attack is used side of board when opponent had castling the king ...
2
votes
1answer
158 views

Strategy on castle (short or long)

As we know, we usually doing castle to move king to (assumed) safe place. But when we play short castle or long castle since my chess engine (Houdini) seems to prefer short castle when I play against ...
1
vote
1answer
69 views

when bishop are more preferred than rook

I've seen some moves from my chess engine (Houdini) when rook takes bishop. even though I still lose in game, I see degrading value for chess engine. Is it just because bad calculation or ...
3
votes
3answers
139 views

How should black react if white plays “defensively”?

I have heard that when White makes defensive moves, Black should take the center and be aggressive. In such a case, is there a problem with Black making defensive moves too? Is that a bad idea?
-3
votes
1answer
102 views

Determine winner based on taking king [closed]

I've been asked my friend about enable take king to determine the winner.. who's the winner if the condition like this?? (some Fide rule should necessary) [FEN "7k/6r1/7p/8/8/2B1q3/6N1/6K1 - - - 0 0 ...
3
votes
1answer
65 views

Is certain opening determine relative pieces value

as I know that certain opening will leads to certain positions, but I do not know if certain opening will determine relative value of chess pieces. Are there some sources to explained it?? as example ...
3
votes
1answer
124 views

Multi-threat situation

[fen "7k/8/4n3/2b5/3p4/8/2N1N3/3Q3K w - - 0 1"] This picture above depicts a very simplified situation when white pieces threaten and black pieces defend the black pawn. If the next move is to ...
0
votes
2answers
149 views

How many depth should require to get draw decision

I've assumed about depth to take moves, it seem to be unqualified question because no precise rule to define them. As I played with chess engine, it seem return some value with can be defined as ...
4
votes
1answer
107 views

Did Richard Teichmann fail to take his “bishop pair” idea to its logical conclusion?

Playing Black in a game against J.R. Capablanca, Richard Teichmann accepted an isolated queen pawn as the price for getting a bishop pair On move 20, White played Nf5, attacking his black squared ...
5
votes
1answer
250 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 ...
4
votes
3answers
505 views

How do you analyze master games?

One of the pieces of advice (usually from masters) that I see over and over is that I should be analyzing master games. But how do I do that? Most of the tactics are over my head (obviously the ...
3
votes
1answer
244 views

What is black's best sixth move in the Sicilian Grand Prix?

1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.O-O Nxb5 is most common. [FEN ""] 1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.O-O Nxb5 (6...a6) Instead of 6...Nxb5 if black plays 6...a6, it ...
6
votes
2answers
375 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 ...
3
votes
1answer
383 views

How to limit the depth of analysis in Arena?

I am using Arena with Stockfish-222-64-ja-intel. It thinks about 50 moves deep and heats up my laptop processor. All I was interested in, was a depth of about 12-13 moves and for the best line to be ...
12
votes
5answers
478 views

What is the highest known lower bound for mate in N from starting position?

Edit: It seems my question was not clear enough. Let me rephrase: What is the largest N for which we can knowingly say "chess, from the starting position, is not a forced mate in N moves"? Chess is ...
3
votes
4answers
177 views

Best White Move

I'm building a chess engine and trying to figure out how good are the moves generated. Can you tell what is the best move for white in following position and why? Thanks. [fen ...
5
votes
2answers
265 views

How should I play against the Alekhine?

I like to play the variation below, although it may seem a little bit awkward. [FEN ""] 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 From here you can play Nc3 or Bc4. White will have a lot of space and ...
6
votes
5answers
233 views

Looking for a good and non main line variation against the Sicilian

I am looking for a nice variation against the Sicilian, which is a little bit aggressive but mainly not part of the main line like Nf3, d4, b4 or c3 after e4 c5. The thing is, I don't want to learn ...