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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4
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3answers
128 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 ...
4
votes
1answer
104 views

What is the strongest reply to Czyzewski Opening?

I was exploring hypermodern openings and had found Czyzewski Opening. [fen ""] 1.e4 e5 2.b3 How I should react to this type of situation on the board. Is this some kind of trap?
4
votes
1answer
329 views

What does it mean when engine position scores change when following the “best” move

I'm particularly thinking of Stockfish here, since that is the one I use most, but it seems to happen with other engines. Sometimes you have a position and the recommended move for white might be ...
2
votes
2answers
132 views

What are strategic elements for a correct piece sacrifice?

I want know which plus elements need to have in general positions for a correct piece sacrifice! Or how do you know that a sacrifice is correct in complicated position?
4
votes
1answer
141 views

Is there a path to victory?

I played a game against my mobile AI, me playing white. At this point in the game I had to get off my train, and when I picked it up again I was a bit quick on the trigger, moving my e-pawn, which ...
2
votes
2answers
1k views

Why do houdini and stockfish give this seemingly stupid move?

[fen "3r3k/1rp2p1p/4b2B/p3P1Q1/3q4/1P1P2P1/P4PBP/1R4K1 b - - 0 28"] They both give Qxf2 as the best move. I used http://analysis.cpuchess.com/ with search time 10 seconds. It's black to move.
2
votes
1answer
118 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"] ...
5
votes
2answers
124 views

Can someone explain how this pawn endgame works?

I'm sorry if this position has been asked before, but can someone explain how it works? [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "?"] [Black "?"] [Result "*"] [FEN ...
9
votes
1answer
1k views

Why does white exchange knight for a pawn here?

This other question asks about why white resigns at the end (Why did Polgar resign?), but running through the game, I am confused at move 49 where the board looks like this, white to move: ...
5
votes
3answers
219 views

Static position analysis

This may well be too broad of a question. I'm currently in the process of programming a chess engine, but this is difficult for me as I'm not actually that good of a chess player. I'm having trouble ...
5
votes
1answer
199 views

Why is b4 the only move suggested by every chess engine?

The only move suggested here by every chess engine is 17. b4 Can anyone please advise why is it so important? [fen "r3k2r/ppp2pp1/7p/3pP3/3P2b1/5N2/RP1KBPPP/7R w - - 0 1"]
1
vote
1answer
254 views

Reading PGN files using Stockfish engine

Is there a way to read a .PGN file using Stockfish engine? If there is can you please give a sample commmand? THanks
1
vote
1answer
124 views

UCI engine command white giving the same move

I need help from someone who knows about UCI engines. I am giving the command by double clicking on stockfishengine.exe and manually entering commands. I wanted to play white and I am running arena to ...
1
vote
2answers
190 views

UCI engine state notion

Hi guys I have a problem with using stockfish engine which is using UCI protocol. I wanted to play black and the computer white. But so far I think that uci engine has no notion of state and it gives ...
8
votes
2answers
753 views

Why didn't Giri go for the pawns against Ding Liren (Tata Steel 2015)?

This game at move 69 - https://chess24.com/en/watch/live-tournaments/tataSteelMasters2015/9/1/3 [fen "8/2p5/1pBpK1k1/1P1P2N1/7r/8/8/8 w - - 0 1"] [White "Anish Giri"] [Black "Ding Liren"] [Event ...
1
vote
3answers
207 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 mate in 2 variations 1.Qd1 Kc3 2.Rxd5# 1.Qd1 Kc5 2.Qg1# 1.Qd1 Kxe5 2.d4# But I cannot seem to ...
4
votes
1answer
246 views

What is the best chess magazine in the world? And what makes a great chess magazine today?

When I was growing up in the 60's and 70's it was the Russian magazine Shakhmatny Bulletin according to Bobby Fischer. In our chess club we generally believed that the reason the club's best player ...
5
votes
3answers
208 views

Can Black save this Knight vs Bishop endgame with a pawn down?

After playing horribly in the opening, my opponent played a couple of suboptimal moves which suddenly allowed me to exchange some pieces and get the following unclear position. I thought about giving ...
0
votes
1answer
93 views

How can I programmatically detect kings side / queen side pawn storm

I read from wikipedia that: A pawn storm is a chess strategy in which several pawns are moved in rapid succession toward the opponent's defenses. A pawn storm usually involves adjacent pawns ...
2
votes
1answer
118 views

Solving a problem from a Jan Prezewoznik book

The following position is White to move: [fen "1Q5r/1p2kppp/1q2b3/r1p3P1/p2pB3/P2P3P/1PP1P3/1KR2R2 w - - 0 1"] I'm a newbie in chess and I want to know, how to solve this problem in a quick way.
2
votes
1answer
128 views

Chess GUI with Time Handicap for Engine vs Engine matches

I want Stockfish to play for 1 hour per move and I want Komodo to play for 2 minutes per move. Is there a GUI that can do this? Arena has the option to set the seconds per move but both engines will ...
0
votes
1answer
114 views

Awkward situation. Take it or leave it!

Imagine a situation where our queen, opponent's bishop and opponent's king are in same vertical line such that if bishop was not there, there would be a check. Now the opponent, somehow unnoticeably ...
5
votes
3answers
249 views

Best strategy for analyzing chess games played by a kid

I am looking for ideas on how to have my 9 year old son analyze his chess games. Is there a software that he could use? He may not want to analyze the already played games on a chess board by ...
4
votes
0answers
91 views

Indian theme in real life

We all know this beautiful theme of self-interference: [Title "Loveday, mate in 3"] [fen "3R4/5K2/8/4k1P1/4p3/7B/4p3/8 b - - 1 0"] Spoiler: Now the question: did such motive ever occur in an ...
3
votes
1answer
82 views

Can Black perform successfull freeing break? If yes, what would be his long-term plan after?

I have tried to resurrect an old line and use it as an repertoire. Every single time I play it I reach positions similar to this: [Title "White to move"] [fen ...
2
votes
1answer
103 views

Does …b5 give Black an advantage?

After being squeezed for an entire game I got the chance to ease my position with a pawn exchange. Incidentally, this would open lines for my pieces to attack opponent's weakened king. I played ...
1
vote
1answer
63 views

Can Black create the second weakness?

I have played blitz game on lichess as Black and entered into drawn bishop endgame. My opponent tried to force the matters and lost in the end but at some point very interesting position arose, where ...
2
votes
1answer
66 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
198 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 ...
2
votes
2answers
604 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
98 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
123 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, ...
9
votes
1answer
189 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
180 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
86 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
153 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
148 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
137 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
329 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 ...
9
votes
1answer
165 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 ...
7
votes
2answers
549 views

Why is d5 the best move in this position?

What is the thought process behind playing d5 in this position?
3
votes
1answer
168 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
127 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"]
7
votes
1answer
168 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 ...
15
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
147 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 ...
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vote
3answers
400 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
418 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 ...
3
votes
1answer
108 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 ...