Feb 20 (Reuters) - Buenos Aires Open men’s singles results on Saturday (prefix denotes seeding, * new result)

Semi-finals * 1-David Ferrer (Spain) beat 5-Albert Montanes (Spain) 6-1 6-1 2-Juan Carlos Ferrero (Spain) beat 4-Juan Monaco (Argentina) 6-2 7-6(7)

Quarter-finals 1-David Ferrer (Spain) beat 6-Igor Andreev (Russia) 7-5 6-2 4-Juan Monaco (Argentina) beat 8-Horacio Zeballos (Argentina) 7-5 6-1 (Compiled by Infostrada Sports; Editing by John O’Brien)