Tuesday 8 September 2020

Champion Of Champions (part 11)

HERE is the tournament bracket after the first two quarter-finals.

Round of 16               Quarter-Finals          Semi-Finals
1. Steinitz
v----------------------------Carlsen
16. Carlsen (+102.5)
                                    v................................Tal
8.Tal (+8.5)
v----------------------------Tal (+79.5)
9.Petrosian

6. Botvinnik (+66)
v----------------------------Botvinnik (+18.5)
11. Fischer
                                    v.................................Botvinnik
13. Kasparov
v----------------------------Alekhine
4. Alekhine (+21.5)

3. Capablanca
v----------------------------Kramnik
14. Kramnik (+12)
                                     v................................
5. Euwe
v----------------------------Karpov
12. Karpov (+11.5)

7. Smyslov (+18)
v----------------------------Smyslov
10. Spassky
                                     v................................
15. Anand
v----------------------------Lasker
2. Lasker (+50.5)

Semi-Finals
Match Three: Kramnik v Karpov
Game One
Vladimir Kramnik - Anatoly Karpov
Queen's Indian
1.d4 Nf6 2.c4 e6 3.Nf3 b6
Karpov was well-known for preferring the Queen's Indian ver transposing to a Queen's Gambit Declined with 3...d5.
4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6 8.Bc3 d5 9.Ne5 Nfd7 10.Nxd7 Nxd7 11.Nd2 0-0 12.0-0 Rc8 13.e4 c5 14.exd5 exd5 15.dxc5 dxc4 16.c6 cxb3 17.Re1 b2
Karpov has played 17...b2 and 17...Bb5 twice each, scoring a win and a loss with the text but just a draw with 17...Bb5, so 17...b2 is chosen on tiebreak.
18.Bxb2 Nc5 19.Nc4 Bxc4 20.Qg4 Bf6
Kramnik has not faced 2...Bf6, but we have reached a new record for depth in this tournament
Stockfish11 and Komodo11.01 agree the position is very good for White, giving Kramnik an averaged score of +111.5.

Game Two
Anatoly Karpov - Vladimir Kramnik
QGD
1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6
Kramnik has played the text 78 times in ChessBase's 2020 Mega database, 11 more than 4...Be7.
5.e3 Nbd7 6.Qc2 Bd6 7.Bd3
Karpov has played this 28 times. seven more than 7.Be2.
7...0-0 8.0-0 dxc4 9.Bxc4 b5
Kramnik has played this and 9...a6 five times each, but scored much better with the former.
10.Be2 Bb7 11.a3
Karpov has played this and 11.Rd1 twice each, but scored much better with the former.
11...a6 12.Rd1 c5 13.dxc5 Nxc5 14.b4 Nce4 15.Nxe4 Bxe4 16.Qd2 Be7 17.Bb2 Rc8 18.Qxd8
This position was agreed drawn in Karpov (2710) - Kramnik (2751),  Siemens Giants Rapid (Frankfurt) 1999
The engines agree the position is very even, giving Kramnik an edge of +6.5, cementing his match victory.
Here is the updated tournament bracket.

Round of 16               Quarter-Finals          Semi-Finals
1. Steinitz
v----------------------------Carlsen
16. Carlsen (+102.5)
                                    v................................Tal
8.Tal (+8.5)
v----------------------------Tal (+79.5)
9.Petrosian

6. Botvinnik (+66)
v----------------------------Botvinnik (+18.5)
11. Fischer
                                    v.................................Botvinnik
13. Kasparov
v----------------------------Alekhine
4. Alekhine (+21.5)

3. Capablanca
v----------------------------Kramnik (+118)
14. Kramnik (+12)
                                     v................................Kramnik
5. Euwe
v----------------------------Karpov
12. Karpov (+11.5)

7. Smyslov (+18)
v----------------------------Smyslov
10. Spassky
                                     v................................
15. Anand
v----------------------------Lasker
2. Lasker (+50.5)

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