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51 votes
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King or Queen-Which piece is which?

In general, a chess set has the king as the tallest piece, followed by queen, bishop, knight, rook and pawn in that order. Notice in the starting position how the piece height decreases smoothly from ...
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  • 4,850
34 votes

I'm new to chess-what should be done here to win the game?

This position is a draw, the game is over. It is not possible for either side to checkmate the other from this position, not even if the side with the bare king would try to help. The same is true for ...
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32 votes
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When is castling needed?

Castling is extremely useful in almost all games. It lets you do two things at once. First, it moves your king from the center to the side of the board, where it is much more difficult to attack for ...
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  • 1,335
26 votes

Was there ever a time when the goal in chess was to capture the king?

Wikipedia claims that In early Sanskrit chess (c. 500–700) the king could be captured and this ended the game. The Persians (c. 700–800) introduced the idea of warning that the king was under ...
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  • 14.5k
25 votes
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Is endangering the king a good strategy in some positions?

Whereas "sacrifice" is a bad word, as already was pointed out ("endangering" maybe), from the standpoint of game theory this strategy may be completely rational...if the players ...
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21 votes

King or Queen-Which piece is which?

At first glance, the taller piece with skinnier top would appear to be the King while the shorter, rounder piece would appear to be the Queen. There are a few reasons why this would appear to be the ...
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  • 219
20 votes
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Could two kings force checkmate against a lone king?

If these are two real kings, it is not possible. This is because one requirement of checkmate is that the black king is in check which cannot be achieved with any of the white kings, since it would ...
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  • 20.4k
18 votes

Could two kings force checkmate against a lone king?

A King and a Man (or commoner; i.e., a non-royal King) can mate a lone King. The longest distance to mate on a standard 8x8 board is 18 moves. The result quoted above was obtained by H.G. Muller in ...
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16 votes

Is this an illegal chess move?

Playing Kg2 in this position would "put your king in check" in that the black king is attacking that square already. So, no, that would be an illegal move. The fastest way to checkmate in ...
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  • 5,070
14 votes

What happens after two kings stay on the board?

This is covered in FIDE's Laws of Chess 5.2b) The game is drawn when a position has arisen in which neither player can checkmate the opponent’s king with any series of legal moves. The game is said ...
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  • 497
13 votes
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Is this the quickest way to clearing the board to two kings?

Samuel Loyd found faster in 1895. [FEN ""] 1. c4 d5 2. cxd5 Qxd5 3. Qc2 Qxg2 4. Qxc7 Qxg1 5. Qxb7 Qxh2 6. Qxb8 Qe5 7. Qxc8+ Rxc8 8. Rxh7 Qxb2 9. Rxh8 Qxa2 10. Rxg8 Qxd2+ 11. Kxd2 Rxc1 12. Rxg7 Rxb1 ...
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  • 4,850
12 votes

Can two Kings stand next to each other?

Your friend and the existing answer here are both right: You can't do that. There's no explicit law of chess for just this situation because it's fully covered by a slightly more general article from ...
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12 votes
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Checkless Chess

Your "checkless" chess AI would run into problems with the stalemate rule. It would consider the poaition with white king on a6, white pawn a7, black king a8, a win for White because wherever Black ...
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  • 3,236
12 votes
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Is castling a king move or a rook move?

The FIDE rules say this about castling: This is a move of the king and either rook of the same colour along the player’s first rank, counting as a single move of the king
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  • 15.2k
12 votes

King or Queen-Which piece is which?

It doesn't matter. As long as you and your opponent are in agreement about which one is the king and which one is the queen, it doesn't really matter what they were "supposed" to be. That said, if ...
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12 votes
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Series of illegal moves in check

The answer depends on whether or not the games are being recorded. The way this is elliptically referenced in the FIDE Laws of Chess is that a distinction is made between, on the one hand, standard ...
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  • 75.7k
11 votes

Pawn giving checkmate

Maybe your pawn happened to be pinned? 8/8/7r/5K1k/7p/8/6P1/7R w - - 0 1 1. g4+# hxg3?? 2. Rxh5
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11 votes
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When to move/centralize king?

The general rule of thumb is that: if the queens are off the board then it's generally safe to keep the kings central in order to use them as active pieces (specially in endgames) instead of tucking ...
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  • 11.8k
10 votes

With only the King left, how can you get a draw?

I know you mainly asked about the 50 move rule, and that has already been answered, but I thought I'd answer the exact question as stated which was "With the King as the last piece, how can you get a ...
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  • 1,133
10 votes
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What happens if me and my opponent only have kings?

Since you can't move your king into check, you can't legally check the other king. The Laws of Chess, section 5.2b, states that: The game is drawn when a position has arisen in which neither ...
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  • 216
10 votes

At what playing strength level should one be able to mate with King Bishop and Knight vs King?

A member of my club, rated about 1900 FIDE, had this in a championship blitz game about 2 years ago with 30 seconds left on the clock. He delivered mate with time to spare. IMs have failed. Go figure....
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  • 75.7k
10 votes
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Why was this stalemate?

Stalemate Stalemate is a situation in the game of chess where the player whose turn it is to move is not in check but has no legal move. ... In popular usage, the word stalemate refers to a conflict ...
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10 votes

Is it possible to reach King vs King by moving each piece at most twice?

Answer 1: Yes, this is possible. Here is an example game in 27 moves: [FEN ""] 1. a4 a5 2. b4 b5 3. bxa5 bxa4 4. Rxa4 Nc6 5. g4 Nxa5 6. Rxa5 Rxa5 7. h4 g5 8. hxg5 h5 9. gxh5 d5 10. c4 Nf6 ...
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  • 596
9 votes

King or Queen-Which piece is which?

The piece on the right clearly reminds me of kings from German "Bundesform" piece sets, which are still occasionally used in Germany, although very rarely in tournament play. The left piece does not ...
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9 votes

When can king and pawn win against another king and pawn?

As far as I can tell, in your proposed variant a player could always force a draw by placing the king in a reasonably centralized position, regardless of what the other side chooses. Even if he allows ...
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  • 15.2k
9 votes

Developing the king before developing most of your pieces

Don't try this at home. ;-) First of all, a simple LiChess search gives this is B12 Caro-Kann Defense: Advance Variation, Tal Variation, i.e. it has even a name and is legit. Second, 8 games listed, ...
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8 votes
Accepted

Chess variant where king is captured

Other than making stalemate impossible as you already mentioned, it doesn't seem to me like this would make a meaningful difference (or any difference) to the strategy of the game. If you allow your ...
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  • 2,113
8 votes

Can the King be attacked by a pinned piece?

It is possible not only for a pinned piece to block a king's motions, but also for a pinned piece to actively give check or even checkmate. For example: [FEN "r/6bb/8/n/1k/2N/P3QB/K6r w - - 0 0"] 1....
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  • 1,036
8 votes

Can two Kings stand next to each other?

Moving your king next to another player's king is illegal. However, the USCF rules for blitz chess state "3b) If an illegal position is created or an illegal move made without the opponent making a ...
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  • 81
8 votes
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How do you castle in one smooth motion?

I do this often in blitz, although it is considered somewhat inappropriate in a tournament setting. The quick way to castle with one hand is to make a motion where you "capture" the rook. In a ...
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  • 3,702

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