Silvia Carolina (Mazariegos) Kummerfeld vs Alejandro Acosta
I American Continental Cali COL round 5 2001.08.14
Amazon Attack: Siberian Attack 1/2-1/2

Alejandro Acosta vs Jesus Nogueiras
I American Continental Cali COL round 2 2001.08.11
Modern Defense 1/2-1/2

Johnny Cueto Chajtur vs Alejandro Acosta
I American Continental Cali COL round 11 2001.08.20
Amazon Attack 1-0

Edson Kenji Tsuboi vs Alejandro Acosta
Dubai Olympiad Dubai UAE round 11 1986.11.27
Sicilian Defense: Accelerated Dragon 1-0