Questions tagged [checkmate]

Questions relating to checkmating.

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10
votes
2answers
448 views

E.Umnov's chess problem, 1944. Checkmate in two moves

White to play and checkmate in two moves. [title "E.Umnov's chess problem, 1944"] [FEN "k7/5QK1/3n1pb1/1R1p1r2/5p2/8/1p6/4R3 w KQkq - 0 1"]
2
votes
1answer
138 views

Checkmate in two moves [duplicate]

White to play and checkmate in two moves. [fen "5Kbk/6pp/6P1/8/7R/8/8/8 w KQkq - 0 1"] Is it possible? If so, please write a solution.
9
votes
1answer
830 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) ...
2
votes
1answer
144 views

Claiming a 50-move draw with a mating move [duplicate]

Under FIDE law 9.3.1, a player to move may claim a 50-move draw by writing down the intended 50th move and making the claim. Supposing this claim is otherwise valid; if the move would checkmate then ...
16
votes
4answers
9k 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 ...
3
votes
1answer
216 views

Data set of board representations at checkmate?

I would like to do a simple project by looking at the pieces at play when checkmate occurs. I have been scouring the internet for a dataset of standard chess games from which I can retrieve the ...
-5
votes
1answer
3k views

If I have only a king left and two blocked pawns, how many moves does my opponent have to mate? [closed]

I have only king left with two pawns but they are blocked. By how many moves an opponent has to checkmate me?
1
vote
1answer
177 views

Could the black king move to C5?

Could the black king move to C5?
2
votes
4answers
565 views

Should one actively search for a checkmate ('hunt the King') in the middlegame? [closed]

My usual middlegame strategy is to gain an advantage, however small (say a pawn), and convert it to a win in the endgame. I position my pieces and plan attacks accordingly, so that I can grab the ...
3
votes
2answers
443 views

Longest forced win with just a Knight or Bishop

A single knight or bishop usually isn't enough to force checkmate. However, I know there are certain positions where the defending side has his king in front of a rook pawn where a win can be forced. ...
8
votes
2answers
1k views

What is the longest forced mate optimally played in documented competition?

There are tons of questions about the longest forced mate on here and other chess forums. Usually the answers are the 2 Knights forced mate and another one that evidently takes 549 optimal moves. ...
3
votes
1answer
362 views

Is there a way that white can survive for six moves in this position?

In the below position, taken from the end of the game McDonnell-Bourdonnais, black must win. Is there a way that white can survive for six moves? I only know some ways that white can survive for five ...
3
votes
2answers
671 views

What is the highest number of pieces from one side that can be involved in a checkmate?

What is the highest number of pieces from one side that can be involved in a checkmate? "Involved in a checkmate" is defined below. A non-king piece is involved in a checkmate 'if removing ...
1
vote
1answer
242 views

How to checkmate in an altered version of chess

If you know the name of the chess variant I'm trying to describe, please leave it in an answer. My friend and I have conceived an (most likely already thought up, nevertheless very fun) idea of chess ...
46
votes
4answers
15k 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 "...
11
votes
7answers
1k views

Helpmate of arbitrary length

One of the FIDE rules states that if someone's flag falls, and there exists a legal sequence of moves such that the other player mates the first player, then the position is a win for the second ...
43
votes
2answers
7k 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/...
2
votes
1answer
316 views

The chess.com engine didn’t show a checkmate

I've attached a screen shot of my game. It is Black’s turn to move. Their king was under check, but not checkmate, as the website didn't show mate. After awhile, Black had to resign due to not being ...
4
votes
3answers
316 views

dark-squared Bishop in KID

In the typical KID black tries to play for a mating attack. Consequently, the dark squared bishop usually ended up sleeping on g7 or sometimes reroute itself to defended the d6 pawn which is critical ...
8
votes
1answer
638 views

Chess challenge from a newspaper in 1927 (win in 2 moves)

I have been trying to solve this for a long time, but can't find a solution. How can white force a checkmate in 2 moves? 1R6/4p3/2pkB3/4n1N1/8/1N2K1B1/8/8 w - - 0 1
4
votes
1answer
670 views

Checkmate in 6 moves

Can somebody tell me the right six moves, and what has to be done? This puzzle was created vy Fritz Giegold and published in Zeit-Magazin in 1976 [FEN "n1N3br/2p1Bpkr/1pP2R1b/pP1p1PpR/Pp4P1/1P6/...
11
votes
3answers
5k views

Checkmate with King and Knight vs King and Knight

I just have a quick question. I was playing on chess.com and got into the following position: [FEN "8/4n/6k1/8/K2/3N1/8/8 b - - 0 1"] Now, I assumed that once we traded off the last pawns, the game ...
2
votes
3answers
433 views

Is this an Anderssen's mate or Opera mate?

Is this an Anderssen's mate or Opera mate? According to Wikipedia, Opera mate uses losing's side pawn to restrict its own king. In this position, f7 fulfils that requirement. But it also fits the ...
5
votes
4answers
760 views

Have famous grandmasters ever been checkmated?

Whenever I watch chess games played by grandmasters, they usually resign far before reaching checkmate (often even before a forced checkmate occurs). However, I wonder if there are recent examples of ...
3
votes
2answers
394 views

Can you save white from checkmate?

Is white able to recover/win this game after these moves? And then black takes the bishop: White resigned after this, what would you do?
8
votes
4answers
861 views

Finding checkmate sequence / Successful attack completion

Among my weaknesses (which I am aware of), the most irritating and the most important for me, at this point, is "checkmate blindness", whether because of time pressure or because of any other reason. ...
1
vote
1answer
344 views

Stalemate or checkmate?

I have a rook, a queen and my king while my opponent has only 2 pawns and a king left. The situation is complicated because they cannot move anything, except for a single pawn move. But if they move ...
2
votes
2answers
3k views

Can I capture my own piece?

This may seem like a very amateur question, but I was playing chess with my dad, and when my dad won, I realized that I could've captured my own pawn in order to evade checkmate. I tried to do this ...
1
vote
2answers
1k views

Can King take piece end up threatened?

In this position black queen defended by pawn checked white king. Is it possible if the white king take black queen and end up threatened by black pawn?
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 ...
8
votes
4answers
460 views

Checkless Chess

Is there any material difference between chess the way it is now versus doing away with check and checkmate and defining victory as simply capturing the opponent's King, assuming an available King ...
2
votes
3answers
2k views

Instead of giving checkmate, I gave stalemate. Why?

I am a beginner, and I have just discovered this annoying stalemate. I got the definition but while playing, I ended up with a stalemate and I don't know why. Could you explain it to me? [FEN "8/...
21
votes
2answers
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 ...
0
votes
2answers
367 views

Where can I find a list of all theoretically possible piece combinations where checkmate is possible? (e.g. bishop and knight and pawn vs knight)

There are obvious ones that I know, like queen and rook (or either) vs lone king, and I also know you can't checkmate with only a bishop or knight, for instance. But what if you have a rook and ...
1
vote
2answers
253 views

How to determine checkmated positions using DOS/CMD, from numerous FEN/EPD chess positions?

I have a collection of checkmated chess positions, in FEN/EPD format. Most of the time, each of these positions contains some useless pieces, that I really want to remove, in the aim of getting ...
5
votes
1answer
2k views

What are minimum number of moves needed to checkmate a king using king and rook?

Assuming that both players do the best move, I want to know the minimum number of moves needed in the worst case scenario when checkmating a lone king using king and rook. Edit: The worst case does ...
0
votes
1answer
201 views

Is White checkmated? [duplicate]

Does Black's pinned knight on g4 protect the bishop on f2 from the white king? B2N4/8/3p2p1/Q2P4/4R1nk/7b/PPP2bpP/1R4K1 w - - 0 1
3
votes
6answers
702 views

How is this position a draw?

I played against a bot as a White and had this position. The computer claimed that it's a draw. [FEN "2Q/k/3QP/8/3K/8/8/1N - - - 0 1"] I thought it would be a checkmate because wherever the Black ...
3
votes
2answers
708 views

Is there a list of ALL potential mates/traps under 10 moves or so?

Wiki has a couple of pages on opening traps, but I get the sense there must be more, and these are just representative samples: List of chess traps Checkmates in the opening PS. The "10 move" limit ...
8
votes
2answers
3k views

Mate With 3 Knights

How do I checkmate with 3 knights? I know 2 is a draw, but with 3 is not.
2
votes
5answers
759 views

Pinned Vs. Checkmate

So say my queen is pinned in front of my king by the opponents rook. However if I move my queen to check their king it is certain checkmate, is that legal? I'm not sure because I'm intentionally ...
2
votes
1answer
174 views

How to complete a checkmate in this game?

I have seen the ending position of this game in between Nakamura and Harikrishna. I sense a checkmate is close, but can't figure out what white should do after Qxg7. Please tell me how to complete the ...
2
votes
1answer
900 views

Moving into check?

I will try to be specific. I was playing a game, and the only piece my opponent could move was their king. It was taking forever for me to checkmate the king. I had a queen, two rooks, and a few pawns,...
6
votes
1answer
583 views

Checkmating with two bishops

Let White have the two bishops. Given any setup, has the maximum number of moves to forced mate been calculated on an nxn board (for large enough n)? If not, are there any bounds on this number? Of ...
5
votes
1answer
189 views

Steps to checkmate in my endgame position

There is a black bishop at a4, black queen at b4, a black king at e5 and a white king at c1. There is a checkmate in 3 moves. I want to know what the moves are. [FEN "8/8/8/4k3/bq6/8/8/2K5 b - - 0 1"]...
2
votes
1answer
1k views

Check and checkmate on following moves

I was playing chess with a buddy, and I put him in check. On the following move, without moving his king out of check, he moved a rook to put me in checkmate. My questions are as follows: Can he ...
3
votes
1answer
211 views

Sufficient mating material, less a king?

As an extension to this question about can a rook and knight without a king stalemate a opposing king, and the traditional minimum-mating-material question, I had a puzzle question: What are the ...
8
votes
3answers
507 views

Problems: record for most mates-in-2

Does anyone know what the record for most mates-in-2 is for a composed problem? Example: this one has 58 different moves that mate in 2. [FEN "6R1/8/8/8/3Q3B/5K2/7k/1R6 w - - 0 1"]
29
votes
3answers
5k 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 ...
14
votes
2answers
1k 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, ...