[Event "World Championship 25th"]
[Round "22"]
[Site "Moscow"]
[Date "1963.05.20"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D23"]
[Opening "Queen's Gambit Accepted"]
 1. d4   d5
 2. c4   dxc4
 3. Nf3  Nf6
 4. Qa4+ Nc6
 5. Nc3  Nd5
 6. e4   Nb6
 7. Qd1  Bg4
 8. d5   Ne5
 9. Bf4  Ng6
10. Be3  e6
1/2-1/2