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7 votes

How well is a variant in which Black moves first?

It would be identical to current chess, except Black would obviously be playing White openings. The only difference is that the board would be inverted across the x axis. Magnus did this once in a #...
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  • 5,050
3 votes
Accepted

What are the openings that are popular among club players, but are (more or less) rejected by modern professional players?

Here is one approach that I did. Collect opening and variation names take the fen and search the stats of this opening. The opening is taken from eco.pgn from pgn-extract. Then use the opening ...
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  • 2,010
2 votes

Why not e3 instead of e4 in Grunfeld Russian system?

After your position, the most played move (at least by two orders of magnitude) is 6... O-O so I will focus on it only. The main takeaway is that 7. e4 forbids 7... b6 (controlling the a8-h1 diagonal),...
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2 votes

How to deal with Black's dark-squared bishop on d6 in the London system

I play London all the time (even before it was called this way, and I don't even intend to play the Lamer London variant, consisting of kingside overrunning the poor sap who hasn't learnt opening ...
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1 vote

What are the openings that are popular among club players, but are (more or less) rejected by modern professional players?

It would be easier to answer the question the other way around. There are thousands of trappy lines an amateur might play but the number of lines a professional might play is very small. For example, ...
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  • 3,963
1 vote

Move order in Samisch King's Indian, Panno Variation

The main reason for Panno players to prefer 6...Nc6 is that it gives Black more influence in the centre, allowing him to swiftly react on the next move if needed. E.g.: In the case of 6...Nc6 7.Bd3, ...
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1 vote

Move order in Samisch King's Indian, Panno Variation

Essentially, the reason boils down to the fact that Nc6 develops a piece, while a6 does not. First, we'll play through variations in the main line showing how black should and should not fight for the ...
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1 vote

Rossolimo 3.Bb5 vs open Sicilian against c5-Nc6 sicilian

The Rossolimo scores really, really well. According to the chess 365 database, white scores 56.8% with the Rossolimo and only 51% with the open. Also, stockfish gives a very slight edge to the ...
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  • 3,963
1 vote
Accepted

Rossolimo 3.Bb5 vs open Sicilian against c5-Nc6 sicilian

I have been exploring these nowadays. I will give two reasons for why Bb5 is recommended for white and is beginning to overtake d4 as the main line. First, unlike 2...d6 Sicilians, with 2...Nc6 ...
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