here's the game:

Mikhail Botvinnik - Tigran Petrosian

Grünfeld Defence

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d5 6. cxd5 Nxd5 7. 0-0 c6 8. e4 Nb6 9. h3 N8d7 10. Nc3 h6 11. Qe2 Kh7 12. Rd1 e6 13. e5 Nd5 14. Ne4 Qe7 15. b3 b5 16. Bb2 a5 17. Rdc1 Bb7 18. Nfd2 a4 19. Nd6 a3 20. Bc3 b4 21. Bxb4 Ba6 22. Qg4 Nxb4 23. Bxc6 Nxc6 24. Rxc6 Nxe5 25. dxe5 Bxe5 26. Rd1 Bxd6 27. Ne4 Be5 28. Nc5 Rfd8 29. Rxd8 Rxd8 30. Nxa6 Qb7 31. Qc4 Rd1+ 32. Kg2 Rd6 33. Nb4 Rd4 34. Qc5 Rxb4 35. Kh2 Rb5 36. Qc4 Rb6 37. Rc8 Bg7 38. Qc2 Qd7 39. Rc7 Qd5 40. Rxf7 Rc6 41. Qe2 Rc1
0-1

Mikhail Botvinnik, born in 1984 in Belarus, emigrated to Israel with his family.

Tigran Petrosian, born in 1983, lives in Yerevan.

Mikhail Botvinnik played Tigran Petrosian on Board 4 in the match between Israel and Armenia during the Children's Olympiad.

White plays OK for a kid, but Black is a Terror.

Neither of them are related to their famous namesakes.

I got this from HERE who got it from New in Chess.