Questions tagged [checkmate]

Questions relating to checkmating.

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8
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6answers
4k views

Moving into check for a draw as black, why is it illegal? Comparison to Racing Kings

I am confused why you cannot move into a check when it can force your opponent to capture your king and expose theirs. In such a case why is there no extra move to result in a draw? In the "Racing ...
1
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2answers
506 views

What is the farthest away a game can be from a guaranteed checkmate?

What is the maximum number of moves away from checkmate that a player can be where checkmate is guaranteed? There are many positions that are a guaranteed win for a player if played perfectly right? (...
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1answer
136 views

What kind of checkmate pattern is this?

I played this game and was wondering, is this a checkmate pattern with a name?
10
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1answer
8k views

How is this situation not a checkmate?

According to the chess app I am using, this is not a checkmate against black: [FEN "1rk4r/1p6/3p3q/Q1pPbRnP/p1P3B1/P6P/1P4R1/7K w - - 0 1"] 1. Rf7+ How is it not? I think the black king is ...
1
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2answers
387 views

Checkmate in 7 moves?

In the below chess position, the chess.com computer analysis says that there is a checkmate in 7 moves for Black, but I can't find the way. Can you help me find the solution? White's last move was ...
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3answers
274 views

How is the threat Qxh7 relevant here?

According to chess.com, "White threatens both Qxh7 and Qxf8 checkmate-Black cannot defend against both threats." Would the threat the white Queen has towards h7 be enough to have a checkmate? How is ...
6
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5answers
2k views

Is this position a forced win for Black after move 14?

In this Lichess game, [FEN ""] 1.c4 e5 2.e4 d6 3.Nc3 Be6 4.Nf3 Nc6 5. d4 exd4 6.Nxd4 Nxd4 7.Qxd4 c5 8.Qd3 g6 9. Be2 Bg7 10.O-O Nh6 11.Re1 Ng4 12.Bxg4 Bxg4 13.e5 Bxe5 14.Nd5 Qh4 15. Nc7+ Kd7 16. ...
15
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4answers
3k 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 ...
3
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1answer
233 views

Is it still back-rank mate when there aren't friendly pieces blocking?

The definition of the back rank mate is: A Back-Rank Mate is a checkmate delivered by a rook or queen along the back rank in which the mated king is unable to move up the board because the ...
7
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3answers
766 views

Can it be useful for a player block with a hanging piece in a back rank mate situation?

Could the following situation possibly exist? It's White to play, and Black is about to get back rank mated. This is because the King's mobility is restricted to a single file. Then White gives a ...
1
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1answer
151 views

Is there a name attributed to this type of checkmate pattern?

I was going over an old Lichess game of mine, when I realized that I had played out the final mating position in a few other games before, as seen below. [FEN "5rk1/p4pp1/1p5p/2p4Q/2P3R1/P4q2/6RP/...
6
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1answer
957 views

What is a pure checkmate?

Recently I heard something about pure checkmate. This is a special kind of checkmate where each of the squares around the king has to be covered by just one single piece. One simple example of this ...
1
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1answer
134 views

Is black in check? [duplicate]

I know this sounds like a really basic question, but I couldn't find it anywhere on the site... On the following board, is the black king actually in check (assuming it's his move)? My thoughts are ...
4
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2answers
218 views

Does this knight and rook mating pattern have a name, or has it occurred before?

[fen "5k2/8/1R6/5r2/P7/1P4P1/6KP/5n2 b - - 0 40"] With black to move, remarkably it's mate in 2 (at first glance, it looks like black may struggle to even draw). It occurred in a recent LiChess game ...
-4
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1answer
159 views

What is the total number of KNN vs K checkmate positions?

What is the total number of KNN vs. K checkmate positions? Assume that White is checkmating. Firstly the Black king must be mated on a corner. It is impossible to do it on the edge. The calculations ...
0
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1answer
126 views

Why do people make a huge pause before making even a simple checkmate? [closed]

Are they already so happy about the victory or is this behavior of the cheat program? I don’t believe in what they think over the simplest move.
5
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3answers
677 views

A position in which checkmate is forced (obligatory)

I am looking for a position in which all possible moves are checkmate. This means, that if the player does not want to checkmate the opponent, because for example he feels sorry for him, even in that ...
6
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5answers
536 views

When exactly does a checkmate or stalemate take effect?

I'm not enthusiastic about chess in particular, so if I use terminology incorrectly please correct me. I use "phase 1 & phase 2" for each player's move, and "turn n" for each pair of phases. I'm ...
7
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1answer
297 views

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

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, ...
1
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2answers
259 views

What are the fastest horizontal checkmates for both castlings?

Horizontal: wherein the rook attacks down a rank. I wish to know the fastest possible castling checkmates, for both queenside and kingside, that are a horizontal one See my question about vertical ...
2
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3answers
271 views

What are the fastest vertical checkmates for both castlings?

Vertical: wherein the rook attacks down a file. I wish to know the fastest possible castling checkmates, for both queenside and kingside, that are a vertical one. See my question about horizontal ...
4
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2answers
281 views

What should be defined as an en passant checkmate?

Is there a general consensus among composers, players, and/or organizations for what exactly defines an en passant checkmate, and is there any history to it? As far as I know, there are two ...
4
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3answers
401 views

On the board: K vs. KRN. Could an Arabian mate be done without king’s help?

Can an Arabian mate be enforced without the king’s help in this position? [FEN "r6k/8/8/8/8/8/8/K6n w - - 0 1"]
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3answers
294 views

What are the quckest helpmates delivered by rook, knight, bishop, and pawn?

What are the quickest helpmates, which is where both sides help administer checkmate to one side, delivered by the rook, knight, bishop, and pawn? Said piece has to deliver the checkmate on the final ...
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1answer
173 views

App Mis-calculated Checkmate?

How is this checkmate? The King isn't even in check! Am I missing something, or did the chess app goof up?
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2answers
300 views

Black only has pawns: Mate in what?

In a standard opening position in chess, imagine that all black pieces are removed except for the king and pawns as follows: What is the shortest forced mate, assuming white starts? I don't know the ...
3
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2answers
195 views

Finding a mating net in a RRN vs RRN endgame

This question relates to a game I played on LiChess (link), from which we have the following position: [FEN "8/2rn4/2pN2k1/r1Pp2p1/p2P4/3KPP2/R7/7R w - - 4 42"] In this position with white to move, ...
5
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1answer
349 views

What is the longest professional chess game that ended in a checkmate?

Quite simply, what is the longest professional chess game that ended in a checkmate?
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2answers
221 views

How many possible two-move checkmates are there?

Yes, I am well aware that Fool's Mate exists. But how many other possible two move checkmates exist in chess?
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1answer
293 views

What is the fastest possible checkmate? [duplicate]

What is the fastest/shortest possible checkmate? What is the minimum amount of moves to checkmate a side?
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2answers
157 views

Why queen traps happen so frequently? [closed]

I am aware that in most chess games the king is the one to be checkmated. Yet when playing many online chess games I have found the queen is the the one being checkmated. Is this simply another ...
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2answers
492 views

Why isn't the objective of chess to capture the opponent's king? [duplicate]

The objective of chess is to put the opponent's king in a position where it cannot evade capture. Why not go all the way? Short of tremendous blunders of moving into check, chess would be completely ...
8
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6answers
1k 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)?
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2answers
395 views

How is this not checkmate? I had loads of time to spare

See below my game last night, I am white and I got 3 queens. He only has the king left. We have loads of time left. It was a 30min game. As soon as I moved my original queen up one space and got him ...
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1answer
424 views

How is this checkmate … or does chess.com have a bug? [closed]

Playing as black against the chess.com computer, the following position was reached and chess.com declared checkmate in its favor. However, I don't see that the black king is in check. So is this a ...
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1answer
135 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 ...
7
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4answers
643 views

Is this considered checkmate if I touch a piece which can't make a legal move?

What if there's a touch move rule, and my knight or bishop is blocking my king, and I touch it. Is that a checkmate? If not, what is it called?
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4answers
180 views

If a king is in check can the opponents king take said king if it puts him in check? [duplicate]

Q a king is in check can the opponents king take said king if it puts him in check? Boyfriend is having none of and thinks he wins ... surely you can’t put yourself in check even if the opponents ...
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2answers
285 views

Is it possible to give two more checks here?

If the knight moves then is it possible to give check mate? I have already given one check. I was playing a game of "3 check". How can I get two more checks? Is it not possible? 3 check is a mode in ...
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2answers
300 views

How to be more aware of smothered mate opportunities?

I've been playing ChessAcademy's android app for a while when I'm bored: thought it could improve my chess to be solving their tactic challenges (not sure if it's working though..). One pattern I ...
10
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4answers
1k views

En Passant Checkmate

I made a check with a pawn that was subject to an en passant movement. The check led to a checkmate, but the rules at chess.com didn't count it as a checkmate but let the opponent make his move. He ...
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2answers
1k 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 ...
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1answer
344 views

How are chess engines able to rank a Mate in X above a Mate in X+Y?

According to an engine, a mate in X moves = +infinity, since it is a forced win for it. Also according to an engine, a mate in X+Y moves = +infinity, since it's a forced win (just more moves, but an ...
10
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1answer
2k views

What longest number of moves for a forced mate position (including draw 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?...
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2answers
110 views

Can I mate black in 4 moves in this game

Can I mate black in 4 moves in this game
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1answer
179 views

How to mate a king already in the corner with a knight and a bishop?

How can white mate black in 4 moves in this position? This might be easy but I am a beginner. 7k/7N/6K1/8/7p/7B/8/8 w - - 1 0
0
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1answer
144 views

How can white mate black in 4 moves in this particular game.

How can white mte black in 4 moves in this game. This might be easy but I am a beginner. (https://i.stack.imgur.com/r5n6R.png)
3
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1answer
142 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"]
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1answer
332 views

White gives checkmate in two moves

It’s White to move and checkmate Black in two moves. Can anyone find the solution?
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1answer
150 views

How can black mate white in 4 moves in this game

How can black mate in 4 moves? [FEN "6k1/p5rp/3p1PR1/3Pp2Q/qBK1Pp2/5P2/2P5/r5R1 b - - 0 1"] [Event "Black to mate in 4 moves"]