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Questions tagged [endgame]

The endgame is the part of the game when there are only a few pieces left on the board. Usually play revolves around one or both players trying to promote a pawn. Alternatives are the opening and middlegame tags.

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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)? ...
15
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4answers
2k views

What is the longest known sequence of forced moves leading to a checkmate for one side?

With forced move, it is meant that the player has only one legal move. [fen "7k/q5Q1/p4PPK/6PP/8/5P2/8/8 b - - 0 1"] 1... Qxg7+ 2. fxg7+ Kg8 3. f4 a5 4. f5 a4 5. f6 a3 6. f7# is an example with 10 ...
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1answer
70 views

What’s the total number of KNN vs K checkmate positions?

EDIT: What’s with all the downvotes people? I accept criticism, but I feel that someone needs to at least a say a little bit of why. What’s the total number of KNN vs. K checkmate positions? I ...
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7answers
5k views

Systematic approach to learning opening/endgame theory?

Some relevant information: I've been playing chess for 4 years, and for 3 in tournaments, although I've only played in about 10 tournaments so far (3 big ones, like the Pan Ams and Chicago Open). My ...
10
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3answers
240 views

Human-like engine for endgame training

I am doing endgame training with LucasChess (LC), but the problem is not really related to LC, but to chess engines in general. I have this problem: See picture. When I move Kh6 in this position, ...
9
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2answers
541 views

When checkmate is impossible in a position

Edit This question is not a duplicate, as mentioned in my comment. The linked supposedly-duplicate question addresses neither my below question #1, nor question #3, nor question #2 except tangentially ...
6
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1answer
122 views

Would certain checkmates be possible if the king could move into check? [closed]

Similar to a previous question of mine, let's suppose there's a piece that moves like the king, but isn't restricted from moving into check. While a normal king and two knights can't force checkmate, ...
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4answers
5k views

What endgame has the longest known forced checkmate?

I am wondering what endgame 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 positions can take up to 115 ...
3
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2answers
804 views

What's the winning box for the King in a Queen against 7th rank Bishop-pawn endgame?

In a Queen vs Pawn endgame where the pawn is a Rook pawn on the 7th rank, it is a draw unless the King is inside the winning box, as shown here: My question is what is that winning box if the pawn is ...
3
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2answers
202 views

Not in stalemate, but why is this a draw?

I was practicing with stockfish level 8, having two rooks in the endgame whereas stockfish has only one. At the 78th move, it was declared as a draw. But, it was not a stalemate. Can anyone please ...
12
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6answers
1k views

Are isolated passed pawns good or bad?

I frequently face situations in the late middle game (perhaps only a one minor piece and a rook or two on each side, no queens) where I can force a position (via exchanges) where both players are ...
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2answers
113 views

The computer said a game was drawn but I think it is won for me [duplicate]

It's white's move and the king can't move. Why was this game drawn? I should have won it I think.
5
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3answers
146 views

LiChess puzzle 82753: can white win with a queen and two pawns vs. rook and four pawns?

LiChess puzzle 82753 involves a rook and pawn endgame where white sacrifices their rook to queen a pawn. The final position is the following (with black to move): [FEN "2Q5/6p1/1K3pkp/8/8/4p3/r5PP/8 ...
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1answer
89 views

Can one win with two dark square bishops and two light square bishops and his opponent has only one queen?

Can one win with two dark square bishops and two light square bishops and his opponent has only one queen? I remember seeing this endgame being analyzed in a video around 10 years ago (and I think ...
6
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6answers
2k views

Why is this King and Pawn ending lost for White?

[FEN "8/8/8/3pk3/1K6/8/8/8 w - - 0 1"] Even with White to move, the game is lost. OK, but according to what rule/principle? With 1. Kc3 I'm able to get first to one of the key squares (c3,d3,e3) I ...
11
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3answers
958 views

Teaching endgame ideas to children

I am looking for some advice and pointers on teaching young kids about endgame ideas. (Say for children ~8 years old). I am asking specifically regarding my nephew, but I have seen this happen to ...
6
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2answers
1k 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 ...
4
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1answer
146 views

Heavy piece endgame with 2 extra pawn, how to convert?

1r6/5pk1/2q1p1pp/3p4/r2P4/2P4P/PPQ2PP1/R3R1K1 w - - 0 1 White to move. White is 2 passed pawns up, but black is very active. I'm sure objectively white is winning, but how? Black will attack and ...
20
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2answers
3k views

Stockfish blunders away a piece

Using stockfish_8_x64 with Arena 3.5.1, I see a weird pick by Stockfish. Start here: White, Stockfish, to move. It plays bb6-g1,losing the bishop and the win. Also strange: the same engine ...
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3answers
202 views

How to improve on the early endgame?

The late middlegame/early endgame is by far my weakest point. I often get some kind of advantage in the opening, but then struggle to convert. I do study endgames, for example I am currently reading ...
7
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5answers
351 views

At what playing strength level should one be able to mate with King Bishop and Knight vs King?

As in title above, at what playing strength level should one be able to mate with King, Bishop and Knight vs King without much effort (with reasonable time left for the game)?
3
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3answers
251 views

Stuck around 2000 rating. Concrete advice for improving? [closed]

I've been stuck around the 2000 rating mark on various different online chess websites for a few years now. I seem to have hit a wall. I'm quite busy so when I do find time for chess I tend to just ...
24
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9answers
3k views

Is it possible to force checkmate with King, Knight, and Bishop vs. King?

If a King, Knight, and Bishop are pitted against the opposing King, is it possible to force checkmate? I find it very hard to do, enough so that I'm not sure whether there's a clean method.
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5answers
23k views

How do you checkmate with a rook?

How do you checkmate with a Rook and King versus King? Is there a good and fast method? Can you explain it in a good way? Thanks!
2
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4answers
260 views

Public higher-order endgame tablebases for *common* positions?

It's easy for me to locate 6-piece tablebases online for free (e.g. lichess), and I know 7-piece tablebases exist (cf. Lomonosov tablebase), but I don't know of any easy way to access them. However, ...
4
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1answer
94 views

How does black ensure a draw in this R+3P vs. r+2p endgame with all pawns on the same side?

From a recent world-championship game Fabiano Caruana vs Magnus Carlsen (2018), the players agreed to a draw here: [Title "Black to move"] [FEN "8/1r3kp1/7p/7P/4R1P1/6K1/5P2/8 b - - 2 54"] However, ...
4
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2answers
162 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 ...
16
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2answers
3k views

Is there an easy way to detect a draw in a King + Pawn vs King endgame?

I know the basics of opposition, but I am struggling to evaluate positions for drawishness in King + Pawn VS King endgame. A lot of times it is useful to know whether you should make an exchange. For ...
2
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1answer
101 views

How does the last move in the Michael Adams vs Anatoly Karpov game result in the end of the match?

In the Michael Adams vs Anatoly Karpov (1994, Dortmund GER, rd 1, Jul-15 ) match (moves listed [here][1]), the last move is indeed a check to the black king, but why did the match end after that ? I ...
5
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2answers
283 views

What is the simplest method to win Queen vs Knight endgame?

What method requires the least amount of memorisation (doesn't have to be shortest path to victory) for the queen vs knight ending? I have looked at tablebases but the moves are somewhat bizarre and ...
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3answers
102 views

On the feasibility of mating with knight and bishop within 50 moves using a particular method

Prove that it is possible, from any starting KBNK position, to accomplish the mate by manoeuvering to arrive at key positions from a well-known method or strategy whilst the losing king actively tries ...
2
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6answers
754 views

Which chess players are/were best at the endgame? Can you refer me to their exemplary games?

I need inspiration. I'm an amateur. One of the areas that I find least likeable and just plain boring, is the endgame. I sometimes feel like I'm making no improvement there whatsoever. That's why ...
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3answers
1k views

Can a King and Queen mate a King and Knight or is this a drawn game?

White has a King and a Queen. Black has a King and a Knight. It is White's move. Can White win or is this ending a draw?
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0answers
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Perfect strategy for winning simple endgames by premoving [duplicate]

I am a regular bullet player, so I am looking for a perfect strategy in which you only premove to win simple endgames, given that you only premove one move at a time (i.e. you can see what your ...
3
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1answer
208 views

2 Knights against 1 pawn (endgame)

Why is it important to leave the opponent's pawn in this situation? From over 7kk games only 426 ends with KNN against KP, of which 286 games (67.1%) is draw. In the two knights endgame, how should ...
8
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3answers
308 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 ...
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1answer
106 views

How is a game of chess won?

My understanding is that there are basically two ways in which a game of chess is won. (1) One side gives (or forces) checkmate, regardless of material situation on the board. He may be in material ...
24
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4answers
1k views

KBN vs K checkmate on nonstandard boards

I know how to win the endgame with bishop and knight, but it is a slippery process and seems to be just barely a win, with the enemy king very nearly escaping. For this reason, I am curious about the ...
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2answers
140 views

Why are masters so bad at endings? [closed]

The other day I witnessed a National Master fail to checkmate using a queen vs rook: See here. https://www.instagram.com/p/Bo6hCsHn4bX/ I witnessed some of the worst technique known to man by a 2200+ ...
2
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2answers
90 views

Which openings (black/white) should man play against a player, who is not good at endgame but a tactical beast?

I'am looking for openings with white and black against strong junior players, which are mostly tactical beasts but not good at endgame.
7
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1answer
465 views

How does syzygy store its information?

From reading everything I've found so far, I know that syzygy uses both win/draw/loss files and distance to zero files, but I haven't found any information on the internal file format that these files ...
4
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3answers
650 views

What are the winning chances of every pieces? (6men egtb)

Is there a site or document which shows what the winning chances are of every "Specific Pieces vs. Specific Pieces" endgame? e.g. What are the winning chances of Rook & Bishop vs 2 Knights?
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5answers
1k views

Suggestions for endgame training

I am an unrated player. I am looking for ways to improve my endgame. I am currently using: Dvoretsky's Endgame Manual Pandolfini's Endgame Course (I am personally finding the former to be tough. So ...
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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 ...
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4answers
15k views

Is there a freely available online 7 piece Endgame tablebase?

The only 7 piece site I heard about is http://tb7.chessok.com/ , and upon registration I am able to setup various positions with 2-6 pieces . However as soon as I setup a position with 7 piece, I get ...
5
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1answer
291 views

What's so important about the h4 square in this endgame?

I'm reading John Nunn's book Grandmaster Chess Move by Move, and it stresses the importance of the h4 square in the following endgame. 8/2p2p2/5k1p/2B1p1p1/4P3/1P3P2/2n1K1PP/8 w - - 0 1 1. Kd2? Nd4 ...
4
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1answer
125 views

Is there a database of endgame positions with known perfect play?

Perfect play as in, it leads to checkmate in the least moves possible. Not just forced mates.
3
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1answer
91 views

What was Nakamura thinking with 62…g5 against Carlsen in Senquefield Cup 2018 rd. 9?

I (a 2300 player) would never consider 62...g5 in this position giving White a protected passed pawn. Nakamura either thought it was a drawing method, or the toughest defense, but Carlsen showed ...
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2answers
440 views

Longest way to mate with 1 queen against 4 queens

What is the longest way to checkmate with 1 queen against 4 queens (no other pieces on the board) ? Since there are ways 13 moves long with a queen vs two queens, I conjecture this should be ...
4
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3answers
308 views

KRPP vs KRP - maximum depth to conversion?

I am trying to learn single rook endgames with two pawns against one, with added stipulation that the two pawns of the attacking side are on neighboring files with the pawn of the defending side also ...