Aaron Rothman vs Gerald Katz
NYSCA Championship Endicott, NY round 8 1948.09.12
Ruy Lopez: Morphy Defense, Chigorin Defense, Panov System 0-1

Fouad El Taher vs Adegboyega Adebayo
ch-Africa Abuja NGR round 1 2003.10.10
Ruy Lopez: Morphy Defense, Chigorin Defense, Panov System 1-0

Daniel Abraham Yanofsky vs Mikhail Botvinnik Groningen Groningen NED round 15 1946.09.02 Ruy Lopez: Morphy Defense, Chigorin Defense, Panov System 1-0

Sergey Karjakin vs Julian Radulski 36th Olympiad Calvia ESP round 8 2004.10.23 Ruy Lopez: Morphy Defense, Chigorin Defense, Panov System 1-0