Κάρποβ A -
Ζάιτσεβ A
Ρωσικό Πρωτάθλημα στο Κουιμπάισεβ, 1970
B17: Μοντέρνα Κάρο-Καν (4...Nd7)
1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5 Bf5 8.c3 e6 9.g4 Bg6 10.h4 Bd6 11.Qe2 c5 12.h5 Be4 13.f3 cxd4 14.Qb5+ Nd7 15.Nxf7 last book move 15...Bg3+

16.Ke2
[¹16.Kd2!? dxc3+ 17.bxc3µ]
16...d3+
[ Worse is 16...Kxf7 17.fxe4 dxc3 18.Rh3³]
17.Ke3 Qf6
[ 17...Kxf7 18.Kxe4 Nf6+ 19.Ke3 Nd5+
20.Ke4 Qd6–+]
18.Kxe4

18...Qxf7 19.Rh3 a6 20.Qg5 h6 21.Qe3

21...e5?
[
¹21...Nf6+ 22.Kxd3 Nxg4µ]
22.Kxd3=
[ 22.Rxg3?? White should leave
the bishop well alone 22...Qc4+ 23.Qd4 exd4–+]
22...Bf4 23.Qg1
[
23.Qe1 Bxc1 24.Qxc1 0–0²]
23...0–0–0
[ 23...Bxc1 24.Rxc1 Qxa2=]
24.Kc2 Bxc1 25.Rxc1 Qxa2 26.Rh2 Rhf8 27.Rd2
[ 27.Bd3 Kb8 28.Ra1 Qd5=]
27...Qa4+
[ 27...Rxf3 28.Rcd1³]
28.Kb1=

28...Qc6 29.Bd3 Kc7
[
29...Qxf3!? should not be overlooked 30.Rf1 Qd5 31.Rxf8 Rxf8²]
30.Be4± The bishop feels good on e4 30...Qb6 31.Qh2 Rde8 32.Rcd1 Nf6 33.Bg6

The bishop dominates
33...Re7 34.Re1 Qb5 35.Rde2 Nd7 36.Bf5 Rxf5 37.gxf5 Qd3+
38.Ka1 Qxf5 39.Qh4 Nf6
[ 39...Rf7 40.Rd2±]
40.Qc4+

[ 40.Qb4!? Kd8 41.Qa5+ Kd7 42.Rxe5 Rxe5 43.Rxe5 Qxf3+-]
40...Kd8 41.Qc5 Nd7 42.Qd5 Kc8 43.Re4 b5?

[ 43...Qe6 44.Qxe6 Rxe6 45.f4+-]
44.Qa8+ [ 44.Qc6+ seems even better 44...Kd8+-]
44...Kc7
[
¹44...Nb8+-]
45.Qa7+ Kd8 46.Qxa6 Qxh5
[ 46...Re6 47.Qa5+ Ke7 48.f4+-]
47.f4
[ 47.Rd1 Qxf3 48.Qa8+ Kc7 49.Rc4+ bxc4 50.Qxf3
Nb6+-]
47...Qf5
[ 47...Ke8 48.Qa8+ Kf7 49.fxe5+-]
48.Qa8+ Kc7
49.Qa5+ Kc6
[ 49...Kb7 is not the saving move 50.Qxb5+ Nb6 51.Rxe5
( 51.fxe5?! Qd7 52.Qa5 Qd3+-) 51...Rxe5 52.Rxe5+-]
50.c4

50...b4
51.Qxb4
[ 51.c5 Qxe4 52.Qa6+ Kc7 53.Rxe4 Kd8+-]
51...Re6
[
51...Qf8 52.Rd1 Rf7 53.Qa4+ Kc7 54.Qa5+ Kc8 55.Rd5+-]
52.fxe5
[
Ή52.Rd1 makes sure everything is clear 52...Kc7 53.Qa5+ Kc8+-]
52...Kc7
53.Qa5+ Kb7 54.Qb5+ Rb6 55.Qd5+ Kc7 56.Kb1 Qf2 57.R4e2 Qf5+ 58.Qe4
[
58.Rc2!? keeps an even firmer grip 58...Qe6+-]
58...Qxe4+ 59.Rxe4

59...Nc5 60.R4e3
Ne6 61.Kc2 g5 62.Kc3 h5 63.b4 Ra6 64.c5 Ra3+
[ 64...Nf4 does not
improve anything 65.Rd1+-]
65.Kc4 Rxe3
[ 65...Ra2 a last effort to
resist the inevitable 66.Rd1 Ra8+-]
66.Rxe3 h4 67.b5 Kd8
[
67...Kb7+- is still a small chance]
68.b6
68...Kd7 69.Rd3+ Kc8 70.Rd6 h3 71.Rxe6
g4
[ 71...Kb7 doesn't change anything anymore 72.Kb5 Kb8 73.Re8+ Kb7
74.c6#]
72.Rh6

[ 72.Rh6 Kd8 73.Rh7 h2 74.b7 h1Q 75.b8Q#;
72.c6!?
Kd8 73.b7 Kc7 74.Kb5 g3 75.Re7+ Kb8 76.Re8+ Kc7 77.b8Q#]
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