Petr Kostenko vs Anton Korobov
Chess Olympiad Tromso NOR round 7.12 2014.08.09
Sicilian Defense: Najdorf Variation 0-1

Petr Kostenko vs Murtas Kazhgaleyev
Kazakhstan Cup 2020 Almaty KAZ round 8.3 2020.12.17
Four Knights Game: Scotch Variation 1/2-1/2

Petr Kostenko vs Majeed Mohamad Abdul
Bled Olympiad Bled SLO round 6 2002.10.31
French Defense: Burn Variation 1-0

Berik Akkozov vs Petr Kostenko
Kazakhstan Ch Semi-final Pavlodar round 5 2012.??.??
Benoni Defense: Benoni Gambit Accepted 1/2-1/2