Jiri Hlavnicka vs Petr Mach
CZE-chTV 0001 Czech Republic round 2 2000.??.??
English Opening: Anglo-Grünfeld Defense 1/2-1/2

Petr Mach vs Ota Sturz
CZE-ch U10 Svetla nad Sazavou CZE 1994.??.??
Bishop’s Opening: Horwitz Gambit 1-0

Petr Mach vs Rostislav Taborsky
CZE-chTV 0001 Czech Republic round 2 2000.??.??
French Defense: Advance Variation 1/2-1/2

Petr Mach vs Stanislaw Zawadzki
Wch U14 Oropesa del Mar round 10 1998.11.06
Sicilian Defense: Dragon Variation 1-0

Jan Werle vs Petr Mach
Glorney Cup Hyerois FRA round 2 2001.07.09
King’s Indian Defense: Orthodox Variation, Aronin-Taimanov Defense 1-0