(1) Nunn,J - Tal,M [B17]
Brussels (11), 1988



1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7
Perhaps the most solid variation of the Carto-Kann. Black prepares Ngf6

5.Ng5 Ndf6
Ngf6 is the standard continuation, but Karpov has played this move. [5...h6 6.Ne6 ]

6.N1f3
[6.Bc4 e6 7.N1f3 h6 8.Nh3 Bd6 9.Qe2~~ ]

6...e6 7.Ne5
Two attacks upon f7

7...Nh6 8.Bd3 Bd6?
The immediate threat is Bxe5 and Qa5+ [8...Qxd4 9.Ngxf7 Nxf7 10.Nxf7 Bb4+ (10...Kxf7 11.Bg6++- ) 11.c3 Bxc3+ 12.bxc3 Qxc3+ 13.Bd2 Qxd3 14.Nxh8 Qe4+ 15.Kf1!+/= ]

9.c3
Stopping the threat and preparing Qc2

9...Qc7
[9...0-0 10.Qc2 Nf5 11.g4 Bxe5 12.gxf5 Qd5 13.f3 h6 14.Be4! (14.fxe6 hxg5 15.exf7+ Rxf7 16.dxe5 Qxe5+ 17.Qe2= ) ]

10.Qe2
Typical in the Caro. White has tremendous pressure against f7 and e6

10...c5
[10...0-0 11.Ngf3 and white has a huge kingside attack with g4 and h4]

11.Bb5+ Ke7
[11...Bd7? 12.Bxd7+ Nxd7 13.Nexf7! 0-0 14.Nxe6+- ]

12.0-0 cxd4 13.cxd4 Nf5 14.Be3 Nxe3
[14...Bxe5 15.dxe5 Qxe5 16.Bxa7 Qxe2 17.Bc5+ Nd6 18.Bxe2 Rfd1 +-]

15.fxe3
[15.Qxe3! Rf8 (15...Nd5 16.Qg3+/- ) 16.Rfc1+/- ]

15...Bxe5 16.dxe5 Qxe5 17.Qd3
idea Qa3+

17...Qxg5?
Diagram [17...a6 18.Qa3+ Qd6 19.Qxd6+ Kxd6 20.Nxf7+ Ke7 21.Nxh8 axb5 22.g4+/- ]

18.Qa3+ Kd8 19.Rad1+
[19.Rxf6! Qxb5 (19...gxf6 20.Qd6+ Bd7 21.Qxd7# ) 20.Rxf7+- ]

19...Bd7 20.Bxd7
White resigned in lieu of the threat of 21.Ba4+ Nd5 22.Qd6+ Kc8 23.Rc1 [20.Bxd7 Qe5 but the win is still tough here 21.Bxe6+ Ke8 22.Rxf6 fxe6 (22...gxf6 23.Bd7+ Kd8 24.Qb3+- ) 23.Rf3 Rc8 24.Qxa7+- ; 20.Rxf6! Qxb5 (20...Qxf6 21.Rxd7+ Kc8 22.Qc5++- ) 21.Rxf7 ] 1-0