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ANNOTATED GAME

Walking the walk 1 - An endgame against a master
l-d-j (1561) vs. battlefleet (2158)
Annotated by: l-d-j (1747)
Chess opening: Scotch (C45), Schmidt variation
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Pages: 123
45. Rcb1 b2 46. d4
"HUH?! What's this?" I thought when I saw this position on the board. Black's rook doesn't have any squares. He's obviously planning some exchange sac, which would get his king involved to try and promote the b pawn. But there doesn't seem to be any immediate tactical compensation for the exchange, so it has to be a purely positional exchange sac. I decided to take the bait and see what Black had for the exchange. (By the way, the computer considers this exchange sac sound.)
1 comment
 
46... Rd5 47. Bxd5+ Kxd5 48. Kf3
To my pleasure, I saw I could finally get the king activated.

 
48... Rf7
This is inaccurate, according to the computer. It says Black's advantage is now 0.32 points, while after 48...g5 49.hxg5 hxg5 it would be 1.26 points. I think the rook would be better placed on d7 than on f7, because now it doesn't sustain the queenside advance and that's where the action is right now. I'm not quite sure though, so if someone could explain what's going on in this position I'd be very interested.
2 comments
 
49. Ke2
The computer says this is inaccurate as well and wants to play 49.Rd3 Kc4 50.Rdd1 Rd7 51.d5 Rxd5 52.Rxd5 Kxd5 53.Kxf4.
2 comments
 
49... Kc4
The computer even says this is a mistake, considering 49...Rb7 50.Kd3 Bxd4 winning for Black. Now it gives Black an advantage of 0.57 points.
1 comment
 
50. d5 Kb3 51. d6
But now it also evaluates the position as winning for Black, while I didnn't even make an error in the last two moves. I suppose the computer couldn't see far enough to see 49...Kc4 was also winning and so came up with a line that would win a bit faster. I had calculated a line that would lead to a good ending for me at this point, but obviously I missed a move...

 
51... Rd7 52. Rd3 Kc2 53. Rbd1 Bb4
! And this was what I missed. I only considered the immediate 53...b1=Q 54.Rxb1 Kxb1 55.Rxc3, leading to an extra pawn for me. I already expected there was something wrong with my analysis, but I didn't know what.

 
54. Kf3
It's over now, though I'm still an exchange up. The rest is simple.

 
54... Rxd6 55. Rd3xd6 Bxd6 56. Rh1 Bb4
The master is very patient and waits for the best moment to promote. After the immediate 56...b1=Q?! 57.Rxb1 Kxb1, he would have some technical difficulties due to the reduced number of pawns.

 
57. Kxf4 Bd2+ 58. Ke4 Bc1
But now it's all over and I resign, but I'm not unhappy at all with this game. I think I made a very good fight out of it, and even came close to a draw. In the end the exchange sac, which complicated the position, made the difference. Congratulations for a wonderful game by my opponent, who was the deserved winner. Please leave some comments. Thank you for reading, hope you enjoyed it.
3 comments
 

Pages: 123