Partie
1958 Riga ch-URS – Round 15 – Spassky, Boris V. – 1/2-1/2 – Petrosian, Tigran A. – G126
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. Qe2 O-O 6. d3 d5 7. Bb5 dxe4 8. dxe4 Qe7 9. Bg5 Nd8 10. Bc1 Bg4
1958 URS-ch25 – Round ? – Spassky, Boris Vasily – 1/2-1/2 – Petrosian, Tigran V – G25
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. Qe2 O-O 6. d3 d5 7. Bb5 dxe4 8. dxe4 Qe7 9. Bg5 Nd8 10. Bc1 Bg4