Jeroen Piket vs John van der Wiel
Volmac Tournament Antwerp BEL round 2 1993.08.07
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2

Jinshi Bai vs Xiangyu Xu
ch-CHN 2021 Xinghua CHN round 2.2 2021.05.08
Queen’s Gambit Accepted: Classical Defense 1/2-1/2

Jiri Dolezal vs Vilem Olexa
CSR-ch Prague CSR round 2 1954.11.15
Dutch Defense: Classical Variation 0-1

Jiri Fichtl vs Karel Opocensky
CSR-ch Prague CSR round 5 1953.??.??
Sicilian Defense: Taimanov Variation, American Attack 1-0

Jiri Podgorny vs Frantisek Zita
Duras 60 mem Prague round 2 1942.??.??
Nimzo-Indian Defense: Romanishin Variation 1/2-1/2

Joel Cholo B Banawa vs Manuel Leon Hoyos
WYB18 Batumi GEO round 3 2006.10.21
Nimzo-Indian Defense 1-0

Joel Harp vs Vladimir Smirnov
Australian Open Manly, Sydney AUS 2009.??.??
Australian Defense 0-1

Joel Lautier vs Mikhail Gurevich
Munich Munich GER round 4 1993.05.??
Dutch Defense: Krause Variation 0-1

Joerg Hagenauer vs Ulf Andersson
Bad Zwesten Open Bad Zwesten GER round 1 2006.01.02
Sicilian Defense: Najdorf Variation, Opocensky Variation 0-1

Johan Christiaan Reeders vs Henry Baudet
NED-ch02 Delft NED round 2 1912.08.06
Old Indian Defense 1/2-1/2