Questions tagged [checkmate]

Questions relating to checkmating.

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51 votes
3 answers
17k views

How fast can checkmate occur by just moving the king?

How short can a game be in which (after the first move) one player moves only their king, and yet checkmates their opponent? This is assuming that the players cooperate, i.e. this is a kind of "...
Laska's user avatar
  • 11.6k
45 votes
2 answers
8k views

How is this position possible in a normal game of chess?

A friend of mine gave me this problem. It goes like this. In a normal game of chess, the white player checks the black's king with a rook and a bishop as in the following image. 8/8/8/8/8/7k/8/...
Faiq Irfan's user avatar
37 votes
3 answers
6k views

A mysterious mate in one

Here's a question that's a little off the usual format, but problem questions like this have been done before and are on topic, so here we go! Question: Can you find the mysterious mate in one? The ...
Rewan Demontay's user avatar
36 votes
7 answers
5k 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.
Daniel's user avatar
  • 6,172
35 votes
13 answers
32k views

What are some checkmates with very few moves from the starting position?

I would like to learn about a few checkmates using very few moves. I know one where you develop the knight and march it directly towards the King. Does anyone know the name of this mate and suggest ...
Jay D's user avatar
  • 468
33 votes
3 answers
7k views

What is the highest number of different mates in 1 you can have in one (legal) position?

A friend and I yesterday asked ourselves what the highest number of possible mates in a (legal) position is. We were able to come up with the following position which has a total of 76 unique mates in ...
Simon Fromme's user avatar
32 votes
4 answers
196k views

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

I would like to clarify two things: Is it possible to checkmate with only a knight and a king against a lone king? What will happen when one side has a king and knight and the other has just a king, ...
BlueBerry - Vignesh4303's user avatar
30 votes
9 answers
12k views

Why is it not a checkmate?

I am new to chess. I have tried to learn checkmate from the video lesson in chess24 website. There, in one question, it marked my answer wrong and said that it was not checkmate. Can anyone please ...
Cagnus Marlsen's user avatar
30 votes
5 answers
92k views

When you check someone, do you have to say "check"?

Yesterday I was playing with a friend, I was almost out of time, he checked me, didn't say anything, I didn't see the check as i was in a hurry to make my move. And I was mated. Computers don't let ...
Lynob's user avatar
  • 5,774
29 votes
4 answers
5k views

How can I prevent checkmate in this position?

It is White's turn to move. How can White avoid a checkmate? [FEN "8/1kpP2q1/1p2P1p1/1P3pP1/5p1K/5P2/6P1/R7 w - - 0 1"]
user23347's user avatar
  • 307
28 votes
6 answers
13k views

Why is this a checkmate?

I'm new to chess and I'm confused about a puzzle I was practicing. As you can see my black queen has put the white king in check, but I'm confused how this is possible if a rook is right next to my ...
Sandrine Lorin's user avatar
28 votes
4 answers
2k 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 ...
wim's user avatar
  • 634
28 votes
2 answers
37k views

How do you checkmate with the pair of bishops?

How do you checkmate with the pair of Bishops and King versus King? Are there any stalemates to look out for? What are the key ideas / positions / tricks to make it work? Thanks!
user avatar
27 votes
16 answers
9k views

Is it ethical to tell your opponent how you are going to checkmate them?

I play online chess at 3 days per move. I like to tell my opponents how I'm going to checkmate them if they will never win. That way, that I won't waste time continuing the game. I also like to be ...
Lynob's user avatar
  • 5,774
27 votes
3 answers
5k views

On an infinite board, which pieces are needed to checkmate?

Most of the winnable endgames require cornering the opposing king to checkmate, often using zugzwang. However, if you have an infinite board (infinite in every direction), you won't be able to corner ...
Saat's user avatar
  • 381
27 votes
6 answers
12k views

What is sufficient mating material?

The FIDE chess rules describe that "The game is draw when a position is reached from which a checkmate cannot occur by any possible series of legal moves" (FIDE rule 9.6). This rules is sometimes ...
Morten Zilmer's user avatar
25 votes
3 answers
3k views

Is three knights versus knight really winning?

Take a look at the following position, reached in the #40974 Tactics Problem on chess.com [fen "4N1K1/5P2/6k1/8/6n1/8/N7/8 w - - 0 1"] The engine gives +6.22 for white in this position. I already ...
Pedro A's user avatar
  • 1,099
25 votes
5 answers
8k views

Is it a draw by insufficient material if the board is K vs K, N & N?

It isn't possible to force checkmate with King vs. King, Knight & Knight. A checkmate position, however, is still possible to achieve, so does that mean the 50 move rule applies, or does ...
james82345's user avatar
24 votes
5 answers
4k views

Another Unusual Mate in One

Here is another mate-in-one of my own i.e. a not quite usual one... [title "Mate in one"] [FEN "3b4/R3P3/2kPR1n1/P1p1n3/4K1p1/2Nr4/5p2/1b6 w KQkq - 0 1"] Imagine, you ...
Xavier Labouze's user avatar
23 votes
1 answer
3k views

What is the solution to this mate in 2 puzzle?

What could be the answer to it?
Arun Bertil's user avatar
22 votes
8 answers
11k views

Can a player in check win, by checkmating the opponent, while not getting themselves out of check?

Consider a player who is in check. Suppose they can make a move that would checkmate the opponent, but would not stop themselves from being in check. Would that be a legal move? For example, in the ...
user32279's user avatar
  • 245
22 votes
1 answer
20k views

Why is it illegal to move into check?

In chess, it is against the rules to move into check, or to not move out of check. But why? Obviously, if you went against this rule, you'd immediately lose. But it seems strange to make it illegal to ...
Winston Ewert's user avatar
21 votes
5 answers
7k views

A position with the only legal move resulting in checkmate

Theoretically, is it possible that for some position, the only legal move for a side leads to a checkmate (that is, the opposite king gets checkmated)? If so, has this ever occurred in a real game?
HPP_00's user avatar
  • 411
20 votes
4 answers
7k views

How often do grandmasters miss checkmate?

Although top players are extremely good at finding checkmate, the number of permutations of moves in just 3 moves can be hundreds of thousands, and the farther out the possible mate (e.g. mate in 4, ...
stevec's user avatar
  • 2,087
20 votes
2 answers
5k views

Is the position in this trick question reachable?

I found this trick question on r/Anarchy chess: White to move, mate in two. [FEN "2R2RK/6PP/5P/3PN/P/1pQ3p/n1p1qbp/5brk w - - 0 1"] [StartFlipped "1"] The trick is that But is ...
SQB's user avatar
  • 439
20 votes
4 answers
6k views

Is there a double-forced mate position?

A usual forced mate position is where the winning player can play in a way that ensures checkmate, no matter what (legal) moves the opponent makes (unless the game ends due to a non-play reason, i.e. ...
Hymns For Disco's user avatar
20 votes
4 answers
4k views

Fastest possible checkmate by en passant

En passant is somewhat of a rare move in chess. Checkmating by en passant, however, is an even rarer occurrence. But suppose both sides had the same goal to help cause a checkmate to their opponent ...
micsthepick's user avatar
19 votes
4 answers
9k views

What's the etiquette for giving checkmate on board?

I wonder what is considered to be a polite way of giving mate on board. Should one announce the checkmate? If so, should one press the clock after making the move, or stop it, or simply do nothing? ...
Kostya_I's user avatar
  • 1,912
19 votes
5 answers
49k 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!
user avatar
19 votes
2 answers
2k views

What is the shortest known GM level OTB game to end with checkmate?

What is the shortest known on the board game played between GM rated players that ended with a checkmate? "Shortest" does not mean the game has to be very short. Note: Edited this question twice ...
Masked Man's user avatar
  • 1,006
19 votes
1 answer
2k views

How many such positions are there? (chess/math checkmate puzzle)

I'm interested in this kind of position: There are only 4 pieces on the board. If Whites goes first, they can checkmate in one move. If Blacks goes first, they can checkmate in one move. For example: ...
Mike's user avatar
  • 293
18 votes
3 answers
7k views

Can a player resign after checkmating their opponent?

A friend of mine recently told me that once, he checkmated his opponent and then immediately resigned because he thought his win was unfair. This happened in a FIDE-rated tournament. Searching the ...
double-beep's user avatar
  • 4,350
17 votes
4 answers
10k views

How is this checkmate?

So I'm somewhat of a new player to chess and I'm currently reading a chess book which is explaining all the different terms. In one instance it describes what stalemate is; "If your opponent has no ...
RebeccaW's user avatar
  • 179
17 votes
2 answers
288k views

With only a king left, how many moves remaining until a draw?

I am a beginner in chess. If I have only a king left, how many moves does my opponent have to mate me?
Subhash Singh Rawat's user avatar
16 votes
4 answers
5k views

How many different ways are there to checkmate in the early game?

We all know the shortest possible checkmate is 4 ply: f3 e5 g4 Qh5# This isn't the only possible move order. In fact, there are 8, depending on whether white moves the f or g pawn first, whether he ...
eyeballfrog's user avatar
16 votes
2 answers
911 views

How many moves of head start does white need for a guaranteed win?

As we all know, it is not known whether white can always win in chess with optimal play. If, however, white got to make two moves before black made their first move would they be able to win with ...
Milo Moses's user avatar
15 votes
5 answers
1k views

Is it possible for a white piece to deliver check to the black king, but for black's counter move to result in white getting checkmated?

Is it possible for a white piece to deliver check to the black king, but for black's counter move to result in white getting checkmated? Has this happened in games between top players?
Bravo's user avatar
  • 263
15 votes
2 answers
4k views

What moves solve this mate in 2?

It’s White to move and mate in 2 moves. [FEN "7r/1p3Q1p/2q5/3bk3/1Q2p3/2P5/r2P2PP/2KR4 w - - 0 1"]
Onq's user avatar
  • 167
14 votes
3 answers
13k views

Checkmate with two knights?

Is it really possible to checkmate with two knights and king against a king? There is a mating position with this but no extra tempo to do it in real game. What are the explanations, why knights ...
kjames's user avatar
  • 433
14 votes
4 answers
1k views

Outside-the-box mate-in-one challenge

I've received an (I would say impossible) mate-in-one challenge and I have already checked all movements, but couldn't solve it yet. It came from a trustable source and they say you need to think ...
artu-hnrq's user avatar
  • 249
14 votes
1 answer
3k views

Checkmate in ω² moves with finitely many pieces

The post Checkmate in ω moves? has inspired a lot of discussion and mathematical research into positions on an infinite chessboard where white can mate in a transfinite amount of moves. The current ...
Andreas Tsevas's user avatar
14 votes
2 answers
2k views

What are the shogi equivalents of Fool's and Scholar's mate?

In western chess, the Fool's mate and Scholar's Mate are two well-known mates that take very few moves from the starting position. What would be the shogi equivalents to these, or, more generally, ...
hkBst's user avatar
  • 1,664
13 votes
3 answers
3k views

How is mate guaranteed - Bobby Fischer 134

I am working through Bobby Fischer Teaches Chess and #134 asks If White plays Rook-takes-Rook-check, can he mate? The answer is Yes, the mate is delivered by the white Queen. However, can't it be ...
BruceWayne's user avatar
13 votes
2 answers
2k views

What is the shortest number of moves from the starting position required for Black to mate White with a pawn?

Interesting puzzle that is quite hard to stop.
Darth Panther's user avatar
13 votes
2 answers
1k 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 ...
itub's user avatar
  • 10.5k
12 votes
2 answers
4k views

Games where a pawn checkmates the king

Could you please refer some examples of game where, on the last move, a pawn checkmates the king (preferably from grandmaster's games)?
Ginger Bread's user avatar
12 votes
2 answers
3k views

What is the fastest loss by a GM in a FIDE classical game?

What is the shortest FIDE classical game a grandmaster lost? It can be either resigning or checkmate. The opponent doesn't necessarily need to be GM. Forfeits don't count. Only serious games count, ...
cmgchess's user avatar
  • 2,348
12 votes
1 answer
4k views

What is the longest proven forced win (including 50 & 75 move rules)?

What is the longest (currently discovered) number of moves for a forced mate position where players will use both the 50-move draw rule and the 3-fold repetition rule if it will help them avoid losing?...
silent-tiger's user avatar
12 votes
1 answer
933 views

What is the order of actions in chess under FIDE rules?

Reading some recent posts about the 50 move rule made me realize that I've never seen an explicit order of actions for chess. By way of comparison, the order of actions in Monopoly is given here: (1) ...
Laska's user avatar
  • 11.6k
12 votes
2 answers
464 views

Need Techniques for Bishop and Knight Checkmate

I understand the process for how to checkmate once in this position: [fen "7k/8/5K2/5B2/5N2/8/8/8 w - - 0 1"] But I need a technique for reliably getting into that kind of position from, ...
Adam Gluntz's user avatar

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