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Questions tagged [checkmate]

Questions relating to checkmating.

4
votes
2answers
134 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 ...
2
votes
2answers
144 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
votes
1answer
155 views

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

The question pretty much sums up what I want to know. There is nothing else to add here.
1
vote
2answers
80 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?
0
votes
1answer
204 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?
0
votes
2answers
130 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 ...
1
vote
2answers
144 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 ...
6
votes
5answers
324 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)?
0
votes
2answers
188 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 ...
0
votes
1answer
201 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 ...
-2
votes
1answer
98 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 ...
5
votes
3answers
354 views

Is this considered checkmate or not

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 so what is it called
-3
votes
4answers
122 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 ...
-2
votes
2answers
250 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 ...
1
vote
1answer
158 views

How to be more aware of smothered mate opportunities?

I've been playing Chesscademy'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 ...
6
votes
3answers
360 views

En Passant Check mate

I made a check with a pawn that was subject to an en passant movement. The check led to a check mate, but the rule at "chess.com" didn't count it as a check mate but let the opponent make his move. ...
4
votes
1answer
145 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 ...
8
votes
1answer
1k 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....
-4
votes
2answers
80 views

Can I mate black in 4 moves in this game

Can I mate black in 4 moves in this game
1
vote
1answer
105 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 game. This might be easy but I am a beginner. 7k/7N/6K1/8/7p/7B/8/8 w - - 1 0
0
votes
1answer
53 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
votes
1answer
77 views

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

How can black mate in 4 moves. white king is on e3 and white rook is on g6. Black king is on h2 and blak pawn is on h3. I am being a beginner finding it difficult
-1
votes
1answer
129 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"]
6
votes
2answers
359 views

Checkmating the bare king with 3 knights – can the mate be forced on any edge square?

In the case where White has King and 3 Knights, and Black has just the bare King, it is known that White can force checkmate. But can White in fact pick any edge square in advance, and force the ...
14
votes
3answers
1k 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 cause a checkmate by En Passant of the same ...
1
vote
2answers
144 views

Why continue to increase search depth after mate is found?

Playing with test sets, several times I come across a behavior of the chess engines which I can't understand: Let's say I have the endgame [FEN "8/k7/3p4/p2P1p2/P2P1P2/8/8/K7 w - - 0 1"] which after ...
6
votes
3answers
321 views

Can you mate with each of your 16 pieces on its original square?

An opinion poll conducted by problem composer Roberto Osorio over 10 master-level chess players in the Argentine Chess Club produced 100% wrong answers! :-) When the right answer is posted here, I ...
4
votes
1answer
89 views

What is the name of this mating pattern?

Recently I delivered the mate shown below. Does it have a name? [fen "1r5r/2p3pp/2R5/1pkPpp2/2b1P3/2K2P2/6PP/R7 w - - 0 1"]
9
votes
2answers
241 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
104 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.
8
votes
1answer
692 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
107 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 ...
15
votes
4answers
8k 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
109 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 ...
-4
votes
1answer
1k 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
118 views

Could the black king move to C5?

Could the black king move to C5?
2
votes
4answers
404 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 ...
1
vote
1answer
125 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. ...
3
votes
1answer
323 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. ...
2
votes
2answers
287 views

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

What is the most number of pieces from one side that can be involved in a checkmate if we define 'involved in a checkmate' as follows? A non-king piece is involved in a checkmate 'if removing it ...
0
votes
1answer
122 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 the comments. My friend and I have concieved an (most likely already thought up, nevertheless very fun) idea of ...
40
votes
3answers
12k views

Win the game by just moving king?

How short can a game be in which (after the first move) one player moves only his King, and yet checkmates their opponent? (Assume that the players co-operate: i.e. this is a kind of "helpmate". This ...
9
votes
6answers
447 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 ...
35
votes
2answers
6k 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/...
1
vote
1answer
139 views

Didn't showed checkmate at chess.com. (fig. below)

I've attached a screen shot of my game. It is black's turn to move. The king is under check (and not checkmate - as The website didn't showed mate). Finally black had to resign, as he was not able ...
4
votes
3answers
125 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
533 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
12
votes
3answers
2k 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 ...
0
votes
2answers
183 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 ...
3
votes
2answers
283 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?