[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1971.01.26"] [Round "12"] [White "Petrosian, Tigran V"] [Black "Ree, Hans"] [Result "1-0"] 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Nd5 Nxd5 6. cxd5 e4 7. dxc6 exf3 8. Qb3 1-0