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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2
votes
0answers
30 views

Looking for information on PARADISE (software)

I am working on developing statistics around the middlegame. During searching I found a little information about PARADISE (PAttern Recognition Applied to DIrecting SEarch), which was developed by ...
4
votes
1answer
119 views

Can Black win this bishop endgame?

[Title "White to move"] [fen "8/p3k3/1p2b2p/2pBPpp1/7P/P1P1K1P1/2P5/8 w - - 0 1"] Computer played 1.c4?after which I played 1...Bxd5!and the pawn endgame was lost for White. I wonder if there was a ...
1
vote
1answer
96 views

Why does Stockfish give “score mate -7” for this position?

I'm running Stockfish with MultiPV=7: script: setoption name MultiPV value 7 script: ucinewgame script: position startpos moves d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c1f4 f8g7 f4e5 d5c4 e2e3 b8c6 d1a4 e8g8 ...
1
vote
1answer
93 views

Can Black capitalize?

I have played a game against a computer and came to the following position: [Title "Black to move"] [StartFlipped "1"] [fen "3q2k1/pp1r1p1p/2p1p1p1/2Pr2P1/P2P1P2/4Q3/1P1R3P/3R2K1 b - - 0 1"] I gave ...
4
votes
1answer
101 views

Carlsen-Anand, game 8 -> how can Black repel 25.Rc7?

Instead of 25.Rfc1 as played in the game, why not 25.Rc7 to try for slight advantage or small initiative ( Ne5 could follow or trying to bring other rook to the seventh rank... )? [White "Anand, ...
8
votes
1answer
168 views

Carlsen - Anand, game 6 WCC 2014 -> why Black didn't play 10…Ne4 to try to equalize?

What is wrong with 10...Ne4 instead of 10...Nd7? It seems to me that it was a better move -> Black exchanges one more piece which relieves his cramped position and he obtains the bishop pair. Can ...
5
votes
2answers
167 views

Anand - Carlsen WCC 2014 ( game 3 ) -> at which moments Black was able to equalize?

I am trying to return to competitive chess after 10+ years of inactivity. I am playing the QGD so the third game of the Carlsen - Anand match is very important for me. It seemed to me that Black had ...
2
votes
1answer
83 views

Is Bg4+ good in this position in the Alekhine Defense?

This is one of my games [FEN ""] 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Bc4 Nb6 5.Bb3 Nc6 6.Bf4 dxe5 7.dxe5 Qxd1+ 8.Kxd1, Bg4+ 9.f3 Bh5 10.g4 Bg6 Black to move, I played dxe5, dxe5, Qxd1 Kxd1 and now I ...
13
votes
4answers
1k views

Carlsen-Anand, Game 2. Could Black hold if not for 34…h5?

At Black's 34th move in Game 2 of the Carlsen-Anand match, Anand blundered with 34...h5??. What were his chances for salvaging the draw if he had defended actively via, say, 34...Qd2 or 34...Qd4, ...
0
votes
1answer
148 views

Is e5 fully playable in the following positions?

Can someone provide computer analysis that confirms or refutes the correctness of ...e5, played in the below positions. First position: [Title "Black relies on tactics to carry out freeing break"] ...
4
votes
4answers
134 views

What are some common statistical analyses we can run on many games (~20k games)?

I have a list of around 20k games played on a popular online website. I would like to run some statistical analyses on these games. I'm not talking about analysing specific games, but rather finding ...
0
votes
1answer
117 views

The beauty of chess

Many times one can read in chess magazines the world "beautiful". Comments like "that move/combination/execution/problem/solution was beautiful" are our daily bread when we read game analysis. What ...
3
votes
2answers
325 views

Is it better to take the knight in this position?

This position is from a game I played. I played Bxa1. I'm wondering if instead of Bxa1 I played Bxe5 then he might have played fxe5 then I play Bd3+. Is that a better continuation? I didn't like ...
8
votes
1answer
134 views

Do chess masters think with the board flipped when playing black?

Or do they always keep white on the bottom, as is the case with most historic games? Wouldn't it be easier for them to spot patterns from old games if they always oriented the board the same way in ...
6
votes
2answers
503 views

Why is d5 the best move in this position?

What is the thought process behind playing d5 in this position?
3
votes
1answer
155 views

What's my next move against this Caro-Kann variant?

I'm a beginner with openings and Steinitz principles, and I'm in the interesting position where I can develop an artificial intelligence which is better than me in chess. After the e4 c6, I have ...
0
votes
1answer
123 views

What should you do in this position?

I no longer have this game, although I do remember losing it. Here's the setup of the game, with White to move: [fen "2b1kb1r/r5pp/8/p1pQBp2/qn1P1P2/6P1/4P2P/2R1KR2 w - - 0 1"]
6
votes
1answer
142 views

What are some stronger moves I can play next time in the King's Indian Defense?

[fen ""] 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 14. c5 Ng6 15. cxd6 cxd6 16. Rc1 Rf7 17. Nb5 a6 18. Nc3 ...
14
votes
2answers
2k views

Who has the advantage at this point in the game?

I was playing the following game and at this point I thought black had the advantage but upon thinking about it for a little while was not sure. At this point in the game who has the advantage and by ...
4
votes
3answers
113 views

Key indicators for deeper analysis

I have trouble with managing my time in my games. I cannot determine if I need a deep analysis or I am in a position where any good move would do. So, what are good indicators to determine if a ...
1
vote
3answers
173 views

How to evaluate my move with UCI engine?

I am looking for a way to analyse the moves I play. I'm NOT looking for a suggestion of a GUI that does this, or using Chessbase to do this. I want to know how to do this by communicating directly ...
6
votes
2answers
407 views

Is this endgame won for white?

With the missing g and e pawns still on the board and a roughly symmetric position, I made a mistake that lead to 17 moves of what I think of as quite difficult defense, my opponent walked into the ...
1
vote
1answer
56 views

Can you run “Full Analysis” in Fritz with a different engine?

I have added Stockfish to the Deep Fritz GUI, and I even marked all engines except for Stockfish as inactive. However, when I run the "Full Analysis" it's still using Fritz. Is there a way to use a ...
6
votes
2answers
215 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
3answers
206 views

On-line live analysis board?

Here is the situation. I have a friend with whom I very much like to discuss chess (our games, other games etc.). We are not living in the same country, so we discuss chess on-line. During our on-line ...
0
votes
1answer
597 views

GUI for stockfish that can analyse the full game

I am looking for a GUI for stockfish that can analyse the whole chess game and give me the following output: For every move in the game, it should give me a list of N (let it be 3) best moves with a ...
0
votes
1answer
93 views

What is Black's best move in this position?

[Title "Black to move"] [StartFlipped "0"] [fen "r1b1kb2/pp1p2pp/2n1qn2/3P4/3p4/2N4P/PPP2PP1/R1BQR1K1 b q - 0 1"] What is Black's best move in this position? Would black's best move be Qxe1?
10
votes
1answer
220 views

Do Grandmasters think using algebraic notation?

Is algebraic notation used just to communicate chess moves in written and spoken form, or should players strive to use it during their thinking process as well? In Dan Heisman's excellent The ...
3
votes
2answers
157 views

In the Delayed Open Catalan, after 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 c5 8. dxc5 Bxc5, which move should I play?

In the Delayed Open Catalan, after 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 c5 8. dxc5 Bxc5, we reach this position: [Title "White to move"] [fen ...
-4
votes
1answer
54 views

Quick Analysis of best possible move in this board

What's black's best possible move and why? [Title "Black to move"] [StartFlipped "0"] [fen "r3k3/pp2b3/1qn1Np2/2p1p2Q/4P2p/1NP4P/PP3Pr1/2KR4 b - - 0 1"]
4
votes
1answer
116 views

Deep and accurate analysis required

In order to resurrect an old line in the Scandinavian defense I am forced to accept doubled pawns at the side where I have pawn majority. To make things even worse, I reach queenless middlegame, and ...
2
votes
1answer
162 views

Can Black finish off White?

The below position arose from the Queen's Gambit ( Exchange variation ). [Title "Black to move"] [StartFlipped "0"] [fen "2b1rnk1/1pr1qppp/p1p5/2Pp4/P2P4/1R1BPN1P/2Q2PP1/1R4K1 b - - 0 1"] I have ...
5
votes
1answer
210 views

Can Black successfully finish this opening?

I am trying to revive 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 the ...
1
vote
1answer
251 views

What evaluations do various engines give of the starting position at a depth of at least 30?

I am looking for evaluations that various engines give of: The starting position, with no move made yet. The position after 1. e4 The position after 1. d4 The position after 1. c4 The position after ...
-1
votes
1answer
84 views

Is my engine working properly?

I noticed that when I put my Houdini 3 Pro x64 in the "Infinite Analysis" mode, he tends to use a lot of time to evaluate the bad moves... Sometimes he even uses like 30 seconds on the first 10 best ...
6
votes
3answers
330 views

Can White engineer a winning breakthrough?

I have managed to create a temporary "fortress" after losing the exchange. Analyzing the position after the game ended, I was able to find a plan for White to breakthrough. After further analysis I ...
8
votes
1answer
338 views

Is this rook endgame won for white?

In Dvoretsky's Endgame Manual, 2nd Edition from 2006 the following important practical rook endgame with a distant passed pawn is analysed. The whole analysis (of the same position with white to move ...
10
votes
3answers
2k views

In Nakamura v. Friedel in 2009, (22. Bc1) why did Friedel resign?

After White's 22. Bc1, it seems like responding with Rd2 would keep the game alive for Black. I assume Friedel's a more insightful player than I am. What am I missing? That is, from an experienced ...
2
votes
1answer
135 views

Solving the Game of Chess: Trans-Computational in Nature or No?

Mathematicians have categorized chess as a trans-computational problem. A transcomputational problem is one in which a computer would need to exceed the size of the earth in order to have the ...
2
votes
1answer
147 views

Can Black draw this endgame?

I was playing this game just a few minutes before posting this, and tried to save the game by entering the following endgame: [Title "Black to move"] [StartFlipped "0"] [fen ...
2
votes
2answers
100 views

Can Black equalize?

I am working hard on improving certain line, and no matter how much I try I get no headway. I am forced to delve into risky lines, so I am asking for help to determine if Black can equalize in the ...
0
votes
2answers
191 views

Can Black defend in this difficult position?

Can Black reach solid and defensible position in the below diagram? I understand that Black will have to apply "equalize over time" method, so to help posters keep the analysis brief, I am interested ...
1
vote
1answer
303 views

Stockfish's algorithm

I'm trying to understand how stockfish thinks, how calculates best move... i'm reading open source code, but it's not clear. I want to know, should i know some theory about algorithms to understand ...
1
vote
2answers
135 views

It seems to me that draw is all Black can get, but maybe I am wrong?

Recently I have played a game against a computer and came to the following position : [Title "Black to move"] [StartFlipped "0"] [fen "3r4/p3Q1pk/1pp3p1/8/3qP3/P7/1P3RPP/6K1 b - - 0 1"] I have ...
2
votes
2answers
178 views

Does Black have a win in this position?

I was playing a game as Black against computer and came up a tactical move that defends me from pressure. I have expected a normal retreat of the queen yet computer kept sacrificing the knight like it ...
3
votes
4answers
316 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: ...
3
votes
2answers
123 views

The Anderssen v Zukertort game in the Yamie Chess kids' math boardgame

Spanish Game: Johannes Zukertort vs Adolf Anderssen 1865 - Berlin [fen ""] [White "Zukertort"] [Black "Anderssen"] [Event "Berlin 1865"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d6 5. d4 Bd7 6. O-O Ng6 ...
3
votes
3answers
378 views

Can Black reach full equality in this game?

I have played this game as Black against computer( difficulty was set to HARD ). I was trying to test Alatortsev line I found in ECO D, 1987 that claimed Black was equal: [Title "Taken from ECO D ( ...
4
votes
2answers
205 views

Why Black play Ra8 in this situation?

I am reading Kasparov Teaches Chess, an had a problem about this situation below: [FEN "R2K1B1R/PPP5/5P1P/3PP3/3N1pB1/3p1np1/pppb1qbQ/r2k1r2 b - - 0 1"] Black plays Ra8? next, why? I think it's ...
6
votes
2answers
491 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 ...