Georg Froewis vs Igor Nikolayev
Intern. Bad Ragaz Oster-Open, Bad Ragaz, Switzerland round 7 2011.04.25
Indian Defense: Budapest Defense 0-1

Dmitry Schneider vs Igor Nikolayev
120th New York State Championship Saratoga Springs, NY round 6 1998.??.??
Ruy Lopez: Berlin Defense 1/2-1/2

Igor Nikolayev vs Aleksandr Troitskiy
Novgorod Region Scholastic Cup Novgorod, Russia round 4 1979.03.29
Bird Opening: Dutch Variation, Batavo Gambit 1-0