Questions tagged [endgame]

Questions relating to the final stages of a game of chess, when only few pieces are left on the board.

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18
votes
7answers
7k views

Was this “caterpillar” strategy a good way to advance my pawns?

I recently played an endgame as Black in which I thought up a silly, but effective, to advance my doubled pawns. Here is the relevant part of the game. [FEN "8/6p1/2p2kp1/1p1p4/p2P2K1/P1P5/1P6/8 ...
6
votes
4answers
8k views

What endgame, with 3 to 6 pieces, has the longest known forced checkmate?

I am wondering, what endgame, with 3 to 6 pieces, has the longest checkmate with optimal play? Right now, the longest I'm aware of is the two knights versus one pawn endgame, which in certain ...
1
vote
0answers
96 views

Bishop and queen endgame from a computer chess game

[FEN "8/6pk/p4b1p/2B5/P3q2P/6P1/5P2/3Q2K1 w - - 0 1"] 1. Ba7 (1. h5) This position happened in TCEC Season 15 Superfinal Stockfish vs Leela. In the game Stockfish played Ba7 and the game ...
2
votes
2answers
296 views

How to mathematically determine if king and pawn versus king endgame is a draw or a win?

I am aware of questions such as this one which discussed a method of determining if a king pawn vs king endgame is a draw or not. The accepted answer gave detailed guidelines but is not mathematically ...
4
votes
4answers
287 views

Can White win this Q+P endgame?

Can white win this queen and pawn endgame? From this position put Black queen on the best defensive square, and then it will be White's to move. [FEN "8/1PQ3pk/6pp/8/8/8/8/3K4 w - - 0 1"] It might ...
4
votes
2answers
117 views

Knight and King vs Queen and King

Can the knight and king in anyway mate a queen and knight? I was recently playing a game which I lost. The player with the king and queen was playing suboptimally. On the last move I captured a pawn ...
3
votes
3answers
210 views

Did Leela Zero miss a win in this position?

Did Leela Zero miss a win in this position from game 106 of the Computer Chess Championship, on move 83 with White to move? [FEN "8/2p1r3/2P4k/1P1pB2p/K2NbP1R/P5r1/8/8 w - - 0 1"] Here, ...
0
votes
3answers
315 views

Is it possible to win with a king and one bishop vs a king?

Are there any possible moves to checkmate a Black opponent if we have a White bishop and king?
27
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11answers
9k views

How do you win with a queen against a rook?

What's the technique behind the moves of the stronger side in order to win? Are there situations where the side with K+R can force a draw against K+Q? I've read plenty of examples of K+Q vs K+R, but ...
7
votes
5answers
4k views

Is there a terminology for “the worst winning move”?

What do people call a move which maintains a winning position but is the worst among all such moves? For example, h8=N+ is such a move in the following game: [FEN "8/7P/6k1/8/8/8/B1K5/8 w - - 0 1&...
8
votes
4answers
370 views

Opposite colored bishops endgame: Is this a draw?

[FEN ""] [Event "Rated Correspondence game"] [Site "https://lichess.org/GILERcIS"] [Date "2020.02.26"] [Round "-"] [White "mathwhiz16"] [Black "theMortician"] [Result "1/2-1/2"] [UTCDate "2020.02.26"] ...
8
votes
4answers
709 views

Can K + N vs K force black into any corner?

Can white force this position [Title "KN vs K"] [FEN "8/8/8/8/8/8/5k1N/7K w - - 0 1"] into this position? [Title "KN vs K"] [FEN "k7/8/1K1N4/8/8/8/8/8 w - - 0 1"] Background: ...
3
votes
2answers
117 views

Alphazero vs Stockfish

Is the particular ending really a draw? Someone may try will FinalGen , please? [Title "White to move"] [fen "8/1B2k3/p7/P6p/1n1p2pP/6P1/4KP2/8 w - - 0 1"]
3
votes
2answers
153 views

Rook+Knight Endgame-Play For Checkmate?

I found myself in this position as Black during a recent endgame situation with White to move. [FEN "8/7k/2R4p/2p3p1/2N2p2/P4PnP/1P2r1K1/8 w - - 4 43"] What is a good way to approach ...
7
votes
1answer
478 views

How to play this endgame without consulting the tablebases

Recently I got this position in a game I played as Black with White to move. [FEN "8/8/8/R6p/4KP1P/6P1/pr6/1k6 w - - 0 1"] Here, White captured with the move 1.Rxa2. It turns out that 1... ...
32
votes
1answer
4k views

Where can I find this game with a sacrifice followed by a long series of checks leading to a discovered mate?

I am looking for a chess game and frankly, I really know very little about it. I remember seeing it somewhere on the Internet. The game goes something like this. A player (either White or Black) ...
9
votes
2answers
228 views

Which piece combinations can mate a lone king without being aided by the attacking king?

Clearly not a practical question since the king can and should be used in the endgame, but I was curious if anyone has done a comprehensive analysis of which combinations of pieces (including some ...
2
votes
1answer
62 views

Is it necessary to write your calculations?

I have heard many times that while you're doing endgame studies,you should write your calculations,like candidate moves,variations.Is it really necessary?Can't i just check each variation one at a ...
6
votes
3answers
2k views

Could two kings force checkmate against a lone king?

I was looking at minimal combinations of material needed to force checkmate (K+R, Q+B, R+N+N, etc). You end up with a sort of threshold of how much material is needed, and that sort of assigns a ...
0
votes
1answer
164 views

What percentage of the time does White win in the Lomonosov tablebase?

Studies show a slight advantage for White for having the first move. In the tablebase of trillions of 7-piece endgames, with White to move, how many of those endgames end up as wins, how many as ...
3
votes
1answer
543 views

Did Stockfish blunder a drawn position against Leela here?

I don't see how you can defend both pawns at once if the bishop is located on the f8 square. Where did Stockfish go wrong in this game? [FEN "5B2/3k4/2p4p/4n1r1/8/2R5/6K1/8 w - - 0 1"]
6
votes
4answers
823 views

Is this endgame winnable for White?

Playing White against a computer, I reached this position (White to move): [fen "8/5pp1/p4k2/5n1p/1PN5/P7/5PPP/6K1 w - - 0 1"] White has a queenside pawn majority, but Black's king is closer to the ...
6
votes
3answers
572 views

Is this endgame drawn after the rook sacrifice?

2R5/8/8/8/4Pp1P/3k1K2/2p2P2/1r6 w - - 0 46 In this position, the engine recommends 1. Rxc2 and evaluates the position as drawn. Is there a general rule in such positions or precise calculation is ...
15
votes
3answers
775 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 ...
1
vote
3answers
210 views

Longest sequence with only moves to draw without a repetition

What is the longest known sequence of moves with upto 6 pieces where each move of both sides is the only move drawing the game (any other move would lose the game) ? There should not occur any ...
3
votes
1answer
391 views

Longest DTM in the endgame KQPPKQ

What is the longest DTM in the endgame queen and two pawns versus a queen (KQPPKQ? This position is a mate in 167 moves. [FEN "8/k7/6K1/1Q6/8/P6q/7P/8 w - - 0 1"] Are the DTC and/or DTZ ...
5
votes
1answer
77 views

How much material is needed to force the capture of a lone queen (for example in horde chess)?

In horde chess, the following starting position is used: [FEN "rnbqkbnr/pppppppp/8/1PP2PP1/PPPPPPPP/PPPPPPPP/PPPPPPPP/PPPPPPPP w - - 0 1"] The goal of White is to checkmate Black; the goal ...
6
votes
3answers
2k views

Why is this king and two passed pawns vs. king and rook endgame not drawable?

I aways thought that the king and passed pawn vs. king and rook endgame was always drawn. But I had two passed pawns in the below game,with Black to move, I was unable to draw the game. Why is that? ...
10
votes
3answers
599 views

How likely is it that a non-orthodox promotion is optimal?

Underpromotion is an interesting aspect of chess, but there are other possibilities that aren't allowed under modern rules. One is the so called "dummy pawn" as this question discusses: When (if ever)...
7
votes
2answers
651 views

How can I find the endgame probability based on the opening?

I want to find the endgame probabilities based on the openings I play. This would be a game changer when it comes to prioritizing what endgames to study. I know Chessbase provides a tool for this, ...
3
votes
5answers
819 views

Endgame player vs middlegame player: Is the result inevitable?

I recently asked this question: Why Anand and Carlsen insisted on playing the same opening/defense FM Rauan Sagit answered: In my view, in terms of opening preparation, the Anand team failed to ...
0
votes
2answers
846 views

How can I save this game?

I was playing a blitz game and the time control was 2m+1s. The end game was KQ vs KR and I (with KQ) lost on time as it took roughly 2 seconds for me to make a move. I would like to learn a lesson: in ...
2
votes
3answers
13k views

Is it possible to checkmate with rook and knight against just king?

I have a pawnless game with a rook, knight, and king against just a king. Can I checkmate from this position? [FEN "8/8/8/8/1n6/8/2rk4/1K6 w - - 0 1"]
5
votes
2answers
178 views

Endgame analysis : white to play and..?

R3nk21B1K4/4r3/4P3/3Pb3/8/3P4/8/1B1K4 w - - 0 1 White to play and ?, D.Antonini 09/2017 I wouldn't qualify this position as a study, at least according to modern canons for study composition, as ...
4
votes
1answer
292 views

Why go for stalemate here?

In a Daily Puzzle of the Chess.com app, playing as white the solution to the puzzle was as follows: [Title ""] [SetUp "1"] [FEN "8/p1Q3bk/P2N2p/5p1p/7P/6q/8/7K w - - 0 1"] 1. Qxg7 Kxg7 2.Nxf5+ ...
2
votes
1answer
61 views

Queen against rook-drawn and won endgames [duplicate]

I played a game in which I had a queen against a rook but it seemed that my opponent’s king could protect his rook, and there were no pawns on the board. In the end, I drew the game. Are such games be ...
16
votes
5answers
3k views

How do I promote my pawn when the king blocks it?

I was playing ChessEndGames and ran into this position (white to move): [fen "5k2/8/4PK2/8/8/8/8/8 w - - 0 1"] I can't get my pawn to promote. As soon as I do e7, black follows with Ke8. If I do Ke5,...
1
vote
2answers
132 views

Checkmate possibility for Black

In this lichess game, in the given analysis line for move 32, is it possible for Black to win in two moves after 35... Kc7? [FEN "8/R4k2/2p3p1/2N4p/3n4/3P1pPb/PP3P1P/6K1 b - - 0 1"] 1... Ke8 2. Ra8+ ...
4
votes
1answer
133 views

Can anyone please explain why this position isn't a draw?

I was watching this game on lichess. Both of the players have the same resource i.e., the king and only a bishop. The bishops on the board are of the opposite color. But the game was continued and one ...
3
votes
1answer
141 views

How can white mate black in 4 moves?

In this endgame position, how can black be mated in 4 moves? Being a beginner, I am finding it difficult [FEN "8/8/6R1/8/8/4K2p/7k/8 w - - 0 1"]
8
votes
4answers
286 views

Who is better in this endgame?

This endgame can come out of the scotch gamibt, albeit there are better lines for a black player that desires a draw. However, I was wondering out of curiosity if this is good for white or black.
4
votes
2answers
1k views

What are the hardest pawnless endgames that go over the 50-move rule?

I know two pawnless endgames that go over the 50-move rule. King and 2 Bishops vs. King and Knight = 70 moves average. King, Rook and Bishop vs. King and 2 Knights = 200 move average. What others ...
4
votes
2answers
398 views

Which is the 200 move won position?

In "How Life Imitates Chess", end of chapter 16, Kasparov says that positions needing 200 moves to win have been discovered with the help of computers. So I am wondering which such position is, which ...
27
votes
4answers
6k views

What is the status for seven man end game table bases?

There are complete (or nearly complete) six man end game table bases available for download, and even online. What is the status of seven man table bases? Is there still active development in this ...
15
votes
4answers
1k views

Endgame technique: How to win with rook + g and h pawn vs rook?

The tablebase suggests it's a win for White, but I struggle to beat my phone. Black's rook seems to always be able to harass the white king to stop white make any progress. What's the technique to ...
3
votes
1answer
442 views

Mutual Zugzwangs & Longest Checkmates (DTM, DTC and DTZ) in the endgame KRPP vs. KRP

Are there any surveys on mutual zugzwang positions and the longest checkmates (split into categories of DTM, DTC and DTZ) in the endgame KRPP vs. KRP (King+Rook+2 Pawns vs. King+Rook+Pawn)? ...
8
votes
4answers
436 views

Could White have won this double rook endgame?

I reached this position as white that led to a draw: [FEN ""] [White "Bad_Bishop"] [Black ""] [StartPly "61"] [Result "1/2-1/2"] 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. Nc3 ...
5
votes
3answers
276 views

Can White win this knight endgame?

[Title "Black to move"] [StartFlipped "0"] [fen "8/p2N1pk1/1pn1p1p1/2p1P2p/5P1P/2P3P1/PP6/6K1 b - - 0 1"] I thought that I had advantage as White since I was able to temporarily cutt off Black king. ...
8
votes
3answers
612 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 led to 17 moves of what I think of as quite difficult defense. My opponent walked into the ...
1
vote
2answers
131 views

Human analysis for a KRBNNPP against KRRN ending?

This line of play leads to this position: [White "White"] [Black "Black to move"] [FEN "8/rp4p1/1N1nkb2/3n4/6R1/1R6/8/2K5 b - - 1 38"] StockFish 10+ assures me that Black has a big advantage, but I ...

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