Apparently Kramnik could learn a little from Petrosjan with regards to tactics. Two mates missed

(1) Kramnik,V (2772) - Aronian,L (2759) [A60]

Rapid Match Yerevan ARM (5), 06.05.2007

1.d4 Nf6 2.c4 e6 3.g3 c5 4.d5 exd5 5.cxd5 b5 6.Nd2 Nxd5 7.Bg2 Nc7 8.Bxa8 Nxa8 9.b4 c4 10.a4 Bxb4 11.Qc2 Bb7 12.Ngf3 a6 13.axb5 axb5 14.Qb2 Qf6 15.Qxb4 Qxa1 16.0-0 Qa6 17.Bb2 f6 18.Ba3 d6 19.Nd4 Nc7 20.Rb1 0-0 21.Nxc4 bxc4 22.Qxb7 Qxa3 23.Qxc7 Qc5 24.Rb7 Qxc7 25.Rxc7 d5 26.Nf5 Na6 27.Rxg7+ Kh8 28.Ra7 Nb4 29.Rc7 h5 30.Kg2 Re8 31.e3 Nd3 32.f4 Ra8 33.Kh3 Ra5 34.Kh4 Rc5 35.Rd7 Kg8 36.Kxh5 Kf8 37.Nd6 c3 38.Kg6 Rc6 39.Kxf6 [39.Rf7+ Kg8 40.Re7 Nxf4+ (or 40...Ne5+ ) 41.gxf4 Rc8 42.Rg7+ Kf8 43.Kh7 Rc7 44.Rxc7 c2 45.Rf7# ] 39...Kg8 40.Kg6 Kf8 41.Kf6 Kg8 42.g4 Nc5 43.Rd8+ Kh7 44.Kf7 Rc7+ [44...c2 also wins] 45.Kf6 Rc6 [45...c2 46.g5 Nd7+ and the c-pawn queens and wins, since White has no serious mating attack.] 46.Kf7 Rc7+ 47.Kf6 Rc6 1/2-1/2

(2) Aronian,L (2759) - Kramnik,V (2772) [D12]

Rapid Match Yerevan ARM (6), 06.05.2007

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bf5 5.Nc3 e6 6.Nh4 Bg6 7.Nxg6 hxg6 8.g3 Nbd7 9.Bg2 dxc4 10.Qe2 Nb6 11.0-0 Bb4 12.Bd2 0-0 13.Ne4 Qe7 14.Bxb4 Qxb4 15.Nc5 Rab8 16.Rfc1 Rfd8 17.Qc2 Nfd7 18.Ne4 e5 19.a3 Qe7 20.Re1 Nf6 21.Ng5 exd4 22.exd4 Qd6 23.Nf3 Re8 24.Re5 Nfd7 25.Ra5 a6 26.Rd1 Rbd8 27.Bf1 Re7 28.Rg5 Qf6 29.Kg2 Rde8 30.h4 Qe6 31.a4 Qe4 32.Qc1 f6 33.Ra5 Qe6 34.Qc2 Qe4 35.Qc1 Kh8 36.Re1 Qg4 [36...Qxf3+ 37.Kxf3 Rxe1 38.Qc2 Rxf1 39.Qxg6 Re7 40.Rh5+ Kg8 41.Qh7+ Kf7 was a line that looked promising for Black.] 37.Rxe7 Rxe7 38.Bxc4 Nxc4 39.Qxc4 Qe4 40.Qb3 c5 41.dxc5 Qc6 42.Qc3 Re2 [42...Ne5 43.b4 (or 43.Qe3 Rd7 threatening devastating ...Rd3) 43...g5 44.hxg5 fxg5 45.b5 Qd5 ] 43.b4 Ne5 44.b5 Qe4 45.c6 Nd3 [45...Ng4 46.cxb7 Rxf2+ 47.Kg1 Qe2 48.b8Q+ Kh7 and White will be mated, even with two queen on board.] 46.Qxd3 Qxd3 47.cxb7 Re8 48.bxa6 Qb3 49.Rc5 Kh7 50.Rc8 Rg8 51.Nd4 Qb6 52.Rxg8 Kxg8 53.Kg1 [53.a5 Qc7 54.Kh2 Kh7 55.Nc6 Qxc6 56.b8Q Qxa6 57.Qb6 ] 53...Kh7 54.Nc6 Qb1+ 55.Kg2 Qe4+ 1/2-1/2