Jaroslav Sajtar vs Oldrich Sidlo
CSR-ch Podebrady CSR round 15 1956.12.05
Modern Defense: Averbakh System 1/2-1/2

Stanislav Jezek vs Oldrich Sidlo
CSR-ch Podebrady CSR round 2 1956.11.19
Ruy Lopez: Morphy Defense, Anderssen Variation 1/2-1/2