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Questions tagged [check]

Questions relating to check

5
votes
3answers
641 views

Can a king be checked with another king when checking square is protected by the side which gives the check?

Can a white King move next to a black King to check it, if there is a white pawn protecting the white King, preventing the black King from taking the white King?
9
votes
2answers
715 views

How do computers play three-check chess?

How do computers evaluate three-check chess positions where the first side to check the other side three times wins? How do they value the first and second checks? It looks like the position ...
3
votes
1answer
213 views

What does double-check mean in four-player chess on chess.com?

The rule says: Delivering a double-check is worth +5, and triple-checks are worth +15 Is a double check when I am checking two players at one move checking one player with a normal double check ...
23
votes
2answers
2k views

When capturing en passant, is a position possible such that there is a pin over the square of the taken pawn, rather than the taking pawn?

I am trying to write a simple chess program, and as part of this I am writing methods to find all valid moves. I can detect pins and have no trouble leaving out the moves that would result in the ...
4
votes
5answers
1k views

Is triple check possible?

In my logic, triple check not possible. Because I assume there is a move with two pieces at once needed. The only move I know is castling. The King can not give a check. So is triple check impossible?
1
vote
1answer
115 views

Only being able to move and not capture while in check

So I was playing chess with my dad and he was so shocked that I capture while I was in check. He said he learned to play that when you are in check, you cannot capture with the king or any other piece ...
7
votes
4answers
277 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 ...
1
vote
2answers
464 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 help me and explain it to me? ...
0
votes
1answer
173 views

I know a pinned piece can give check. My question is: WHY should the rules permit it? [closed]

I have read every response I could to this question, and am not satisfied by any of the answers. Why SHOULD a pawn or piece pinned to its King be permitted to give check? It seems to me that a piece ...
6
votes
2answers
516 views

What should I do when my opponent and I are “chasing” each other around?

I think this is a very noob mistake, but bear with me. Sometimes I run into a situation where my opponent and I "chase" each other around, repeatedly checking the king and escaping the check by ...
1
vote
1answer
397 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, moved a rook to put me in checkmate. My questions are as follows: can he do ...
6
votes
5answers
2k views

Is it ethical to force a draw via perpetual check? [duplicate]

I was playing this game. I was white. We reached a point where my opponent could checkmate me in one move (by moving Rook to C1) but I forced him to a draw by stating that I would constantly check him ...
4
votes
6answers
987 views

Is it true that at any time only one piece can put king in check

I am writing a simple chess game in which I have to determine the end game conditions. My algorithm requires the piece that is putting the opponent king in check, and checks the following: King ...
-2
votes
2answers
369 views

Discovered check when winning [duplicate]

Is it ok to put your own king in discovered check as you take the other king? (Does the taking of the other king even count as a move, or is the checkmate the last move?) Edit: When thinking about it,...
1
vote
0answers
87 views

Has anyone ever (beautifully!) escaped check with checkmate? [duplicate]

I was wondering if this beautiful situation has ever happened in a real-life game, especially in a competition. Has anyone ever escaped check with checkmate? That is: has anyone ever, after being ...
1
vote
3answers
230 views

why is the definition of check not circular

If you want to determine whether a player is in check I think you would: 1.1) determine every legal move of the opposition; 1.2.) determine whether such a move threatens our king (i.e. could 'take' ...
0
votes
3answers
1k views

Minimum sets of pieces required for checkmate?

What are the minimum sets of pieces required for checkmate when the opponent has no other piece that the king?
3
votes
2answers
144 views

Chess challenge #8: British knockout championship

The British Knockout championship is taking place now as a warm-up to the London Chess Classic that starts this Friday. There have been very interesting games (especially the ones played by Nicholas ...
3
votes
4answers
2k views

What happens if a player mistakenly thinks they have been checkmated?

A quote from Wikipedia: The objective is to 'checkmate' the opponent's king by placing it under an inescapable threat of capture. Suppose two players (A and B) play the game using the old ...
12
votes
4answers
861 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?
0
votes
1answer
90 views

Need to say check if we are giving [duplicate]

I want to give check to black and is it necessary to say check to other player?
4
votes
4answers
963 views

Moving a piece out of the way for check

I was recently told you cant move a piece out of the way of a second piece to allow the second piece to put the other player in check. Example- I have my queen, my castle and their king in a row. I ...
1
vote
2answers
1k views

It's not check but the next move is checkmate

I have 5 pieces left and my opponent only has his king. It is my opponent's turn and his king is not in check but everywhere his king moves is checkmate. Who wins?
7
votes
5answers
1k views

Theoretical limit for the number of consecutive checks?

The known record for the longest sequence of consecutive checks (i.e. white checks, then black checks on the next move, white checks next, and so on) in a legal position without promoted pieces, is 37....
1
vote
1answer
146 views

About unusual forced mates

Are there 'legitimate' chess positions were say white can force a mate by sacrificing 4 of its pieces in succession one after the other? Can this be done even if white has less material than black?
14
votes
5answers
3k views

He has two queens. I have one. Is it proper chess etiquette to check him non stop just to avoid losing?

I am losing a game. My only option is to check my opponent non stop. I have no chance to checkmate him. I am only hoping to force a draw. Is this proper chess etiquette?
-1
votes
2answers
157 views

Kings and check

Is it ever legal for a king to put the other king in check, even if after the king is taken by the opposing king, the king doing the taking puts himself into check?
1
vote
2answers
566 views

Can a rook put an opponent's king in check as a result of castling?

Earlier in my game I had moved my king 1 space to right of its original position. Later in the game, after my opponent castled he placed his rook correctly which resulted in the rook being directly ...
16
votes
5answers
30k 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 ...
2
votes
3answers
373 views

Help with discovered checks

I'm new to chess and I've found that while certain tactics come relatively easily to me(double fork), certain others are quite harder. I've been missing out on a lot of opportunities to take ...
9
votes
6answers
2k views

Can the King be attacked by a pinned piece? [duplicate]

A computer chess game does not permit moving the white King to d2 presumably because it's attacked by the black Knight which I suspect is correct, but the Knight can't actually attack that square ...
21
votes
16answers
4k views

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

I play online chess, 3 days per move and I like to tell my opponents how I'm going to checkmate them, if they will never win, so that I won't waste time continuing the game. And I like to be told if I ...
4
votes
1answer
834 views

Is the king actually in check if the attacking piece cannot be moved? [duplicate]

Black was in a position to take a white bishop with the king. The white bishop was protected by a white knight. However, if the white knight was moved it would expose the white king to the black ...
7
votes
3answers
81k views

Can the king capture his attacker?

Can the king get out of check by capturing his attacker? For example, if the queen comes right in front of the king, can the king capture the queen, or must another piece capture the queen?
9
votes
3answers
7k views

Is it possible to castle while checkmate?

I am new to chess gaming; please answer this for me: Is it possible to castle while checkmate? Thanks in advance.
26
votes
3answers
11k views

Can a piece pinned to my king put the opponent's king in check?

I was playing a game with a friend online. A situation came up where he put me in check with his bishop, and I moved my rook to block it. His king was on the g file and my rook was on g2. The website ...
6
votes
1answer
211 views

Yusupov - Spiridonov training question

One of the lessons on the Chess.com site uses the Yusupov - Spiridonov match, with Black to play after 1.Nf6+: [fen "5rk1/pb3p1p/1pr5/8/2P1p1N1/qPQ1P3/4B1PP/3R2K1 w - - 0 1"] 1.Nf6+ The "correct" ...
16
votes
4answers
29k views

Can a pawn put a king in check?

I am only an amateur player, but have been playing for many years. Every now and then I come across people who are adamant that a pawn cannot put a king into check. The last person who I discussed ...
62
votes
5answers
12k views

When is castling possible?

Is castling possible if any of the squares involved in the castling are under attack, or is this a problem only if the squares moved through by the king are under attack and not the ones moved through ...