Alberto Barreras vs Marcel Sisniega
Capablanca Memorial Cienfuegos CUB round 3 1979.05.??
King’s Indian Defense: Four Pawns Attack 1-0

Alberto Barreras vs Guillermo Estevez Morales
Capablanca Memorial Cienfuegos CUB round 5 1979.05.??
Benoni Defense: Taimanov Variation 1/2-1/2