Yakov Estrin vs Yakov Isaevich Neishtadt
URS URS 1938.??.??
French Defense: Advance Variation 0-1

Yakov Isaevich Neishtadt vs Tigran Vartanovich Petrosian
34th Moscow Championship Moscow URS 1956.??.??
Sicilian Defense: Najdorf Variation, Poisoned Pawn Accepted 0-1

Yakov Isaevich Neishtadt vs NN
URS simul Soviet Union 1950.??.??
Bishop’s Opening: Berlin Defense 1-0