Dag Oskar Madsen
  • Member for 8 years, 6 months
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Who was A. Karu? (played Paul Keres)
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3 votes

Investigating a bit further, we find that A. Karu wasn't quite an "ordinary Joe", he was actually one of Estonia's strongest correspondence players at the time. He finished shared 6.-7. ...

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Endgame technique: How to win with rook + g and h pawn vs rook?
7 votes

As we can see from the other answers, there are two things you should avoid: 1) The pawns getting blockaded. 2) Your king getting cut off from the pawns. It is not the only way to win, but as a ...

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Can solving lots of mate in one (or two) problems be beneficial?
3 votes

There is one aspect to this that the other answers only touch upon but not really discuss: mate-in-2 problems are constructed to have non-standard solutions. That's precisely why it's beneficial to ...

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Which chess variant has the largest board?
4 votes

Taikyoku shogi should be a good candidate. It was created in the 16th century, so it's a variant that has actually been played. The board size is 36x36, and it has 209 different types of pieces.

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Rook and minor piece endgames, with pawns
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1 votes

These kind of endgames often occur in practice, so even if it is difficult to give hard and fast rules about them, it is well worth spending some time studying them. The book Practical Endgame Play - ...

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Is there any benefit at all to a rooks' pawn opening?
6 votes

GM Hector once opened with 1. h4 and (with a bit of luck) won the game: [FEN ""] [Event "Dinard open"] [Date "1986.??.??"] [Result "1-0"] [White "Jonny Hector"] [Black "Paul Boersma"] 1. h4 Nf6 2. ...

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Max Lange Attack - Materials to Study
5 votes

Two other sources: Dangerous Weapons: 1 e4 e5 (2008) by Emms, Flear and Greet has a chapter on the variation with 8. fxg7. Beating the Open Games (2007) by Marin also has a chapter on the Max Lange ...

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Is castling possible with a pawn promoted to a rook?
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13 votes

No, according to FIDE's Laws of Chess, castling has to be done along the first rank. §3.8.2: 3.8.2 by ‘castling’. This is a move of the king and either rook of the same colour along the player’s ...

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Chessbase products - difference
1 votes

Big Database is a large (6.8 million) collection of unannotated games. Opening Encyclopedia has slightly fewer games (probably games of lower quality are left out), but also contains 6000 opening ...

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From which top class game is the endgame motive?
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6 votes

You are probably thinking of the game Karpov - Kasparov form round 9 in their first World Championship Match in 1984-85. This match was later called off after 48 games before a winner was declared. ...

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Dvoretsky's Endgame Manual vs Fundamental Chess Endings
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9 votes

They are both great, I agree that you should get both. Dvoretsky's Endgame Manual is perhaps more instructive since it has slightly more explanatory text and tries to organize the material around ...

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During the Revolutionary and Napoleonic Era, what was the rule for stalemate in France?
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7 votes

I can only cite Davidson, A short history of chess (Link), again. From chapter 8: [...] In Italy, however, from the very beginning, players could not accept stalemate as a victory for anybody. They ...

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Why is en passant only possible on the first opportunity?
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8 votes

The OP asked me to provide sources supporting the claim that the double step was originally a double move. I'll do my best. The immediate predecessor of modern chess, the game Shatranj, did have ...

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Marshall Defense 1.d4 d5 2.c4 Nf6 — transpositions
5 votes

Another possible transposition after 3. Nc3: After 1. d4 d5 2. c4 Nf6 3. Nc3 Nc6 we arrive at a variation of the Chigorin Defense. A particularly tricky line is the following. [FEN ""] [Title "...

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Has any other grandmaster gone as long undefeated like Capablanca?
1 votes

Sergey Tiviakov in the latest number of New in Chess (2017/3): It is a well-known fact that I am the official world record holder, as I played 110 tournament games without a defeat in the period ...

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Which Book should I choose
1 votes

It depends on what you are looking for. Personally I like Attack with Mikhail Tal best because it is really an excellent textbook (or guide, see the introduction) on how to play attacking chess. So ...

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What are the possible terms for interference in the bishop endgame?
2 votes

Dvoretsky in Endgame Manual just calls this technique interferring. Building a bridge in RPvR endgames is slightly different as it is about sheltering your king from checks from the enemy rook, not ...

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How could I have extracted an opening advantage in this Owen's defence game?
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4 votes

Black's opening play doesn't look good. This is more passive and dubious than a normal Owen's. The suggestion of 10. Nf1 followed by 11. Ng3 is a good one and should give white a nice advantage. But ...

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KID fiancetto variation - reason for c6 after Nd7
3 votes

First of all, to sit back and wait isn't a good strategy for black, as white has many useful moves to make: h3, Be3, Qc2, Rfe1, Rad1. If white can get these moves in with black doing nothing, white ...

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Why Qe1 in the KIA? Why not Re1?
7 votes

One reason the set-up with Re1 is less popular could be that it loses a pawn in a certain quite common variation: [FEN ""] [Title "KIA with Re1"] [Startply "15"] 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O ...

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Is "Rdxd2" algebraic chess notation valid?
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16 votes

If you have two rooks, standing on different files (one of them on the d-file), that could capture on d2, then Rdxd2 is the correct notation. If you have two rooks on the d-file, and both can take on ...

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XiangQi (Chinese chess) textbook or video tutorial
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2 votes

The book I learned from is Chinese Chess: An Introduction to China's Ancient Game of Strategy by H. T. Lau. The book is mostly examples and exercises. There could have been more explanatory text.

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R+3P vs B+N+3P ending. Win or draw, and plans for both players
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8 votes

Here's what my sources say about this endgame. Müller, Lamprecht, Fundamental Chess Endings: With three against three on one wing the defender is usually able to hold on. [Title "Mueller vs ...

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How to improve my early endgame / late middlegame?
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7 votes

It sounds like you are looking for strategic guidelines in non-theoretical endgames. Then a modern classic is Endgame Strategy by Mikhail Shereshevsky. Strong players tend to like this book, which ...

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Tarrasch defense with 6. dxc5
Accepted answer
3 votes

6. dxc5 is just a good move, and you cannot really hope to refute it. It was given an exclamation mark in Grandmaster Reportoire 10 by Ntirlis and Aagard, and their main line starts as in your diagram....

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Traps in the Owen's opening
5 votes

Owen's Defense is a bit passive, but quite solid opening, so there aren't that many traps to watch out for. Here is a primitive one: [FEN ""] [Title "Owen's Defense"] [Startply "5"] 1. e4 b6 2. Nf3 ...

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Pawns In The Bishop Endgames
1 votes

I mostly agree with the other answers, but want to make one distinction. Yes, for long-term strategic reasons it is generally correct to fix the opponent's pawns on the same colour as their bishop in ...

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Which gambits get good results if they're accepted, but lead to poor results for the gambiteer if they're declined?
4 votes

In the Blackburne Shilling Gambit 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4, [StartPly "6"] [FEN ""] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 (4. O-O) (4. Nxe5 Qg5!) black gambits the e5-pawn, but white ...

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Developing a New Software Application in Chess
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6 votes

I don't know if it already exists, but a cell phone app to scan diagrams and chess notation from books and then store the information in a database in a re-playable format would be handy.

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In the endgame KQ vs K, can you premove your way to checkmate?
5 votes

Just to show it's possible, here is a position, without the opponent king trapped at the edge of the board, where you can premove the entire sequence. [FEN "8/6k1/4Q3/8/8/8/8/K7 w - - 0 1"] Move the ...

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