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ANNOTATED GAME

A Hans Bohm disaster with the Ruy Lopez exchange variation.
Hans Bohm (N/A) vs. Roman Hernandez (N/A)
Annotated by: whizzkid111 (1200)
Chess opening: Ruy Lopez (C69), exchange variation, Alapin gambit
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This game shows you how International Master Hans Bohm suffers quick defeat.
1. e4 e5 2. Nf3 Nc6 3. Bb5
This opening is the Ruy Lopez which is most popular.

 
3... a6
The most common move

 
4. Bxc6
The Ruy Lopez exchange variation gives Black bad pawn structure but it also gives Black a bishop matching pair but Black is also behind in development.

 
4... dxc6 5. O-O
White can also play 5. Nc3 or 5.c3

 
5... Bg4
The International Master Hans Bohm is known in Dutch chess circles as a brilliant positional player. His very good handling of the Ruy Lopez exchange variation has brought him a lot of victories, including a fine win over the American chess giant Samuel Reshevsky in the main line 5.f6 6. d4 cxd4 7. Nxd4 c5 8. Nb3 Qxd1 9. Rxd1, where White's Kingside pawn majority battles against Black's Bishop matching pair, that is why his opponent avoided the main line. In the game Black hopes to stall the d2-d4 central break.

 
6. h3
! This type of move is known as "putting the question to the Bishop" Black now faces a very hard decision. If he exchanges by 6. Bxf3 Qxf3 Black then gives up the advantage of the Bishop matching pair and still has the doubled c-pawns. If the Bishop retreats

 
6... h5
!

 
7. d3
If 7.hxg4?? hxg4 8. Nxe5 9. f4 g3! Which results in a fast checkmate thanks to the open h-file. Such of these tactics are very important in this variation of the Exchange Variation.

 
7... Qf6
Adding pressure to the pin

 
8. Be3 Ne7
If Black was to trade by 8.Bxf3 9. Qxf3 Qxf3 10. gxf3, doubling up White's pawns then White will go for a 11.f4 break and to undouble the pawns with an edge. But now Black wants to get his Knight on the g6 square where it will control the f4 square.

 
9. Nbd2 Ng6
As Black desired.

 
10. hxg4
? Thanks to this game 10.Rel is now preferred. In that case White would be ready, at last! to acually play 11. hxg4 hxg4 12. Nh2! Qh4 13. Nfd1! blocking of the crucial h-file and winning a piece.

 
10... hxg4 11. Ng5
Hans at this point was quite happy with his position. He has blocked off Black's Queen from going to h4 while Black has blocked it from the h6 square.

 
11... Nf4 12. Qxg4
With the g4 pawn gone, White can block a battery along the h-file with Ng5-h3 when desired. Also, White is poised to do Bxf4 removing another annoying attacker. But Hans overlooked......

 
12... Qxg5
!! This! Whoops! Hans was just so preoccupied with stopping a Queen and Rook battery down the h-file that he missed the point that 13. Qxg5 Ne2 is both check AND Mate!