Madrid - Colombia's Rigoberto Uran (Team Sky) won the Tour of Catalonia's fourth stage on Thursday after outsprinting Russian Denis Menchov and Sylvester Szmyd of Poland after 199km of racing from Tremp to Asco.
Swiss Michael Albasini (GreenEdge), who won the first two stages, retained the race lead ahead of Friday's hilly fifth stage.
Uran won the stage in 5 hours 13 minutes and 12 seconds.
Albasini, who won the first two stages, has a 1 min 32 sec lead at the top of the overall standings.
The fifth stage on Friday is over 207.1km from Asco to Manresa.
Provisional result and standings after the 199-km fourth stage of the Tour of Catalunya from Tremp to Asco, Spain on Thursday:
Result: 1. Rigoberto Uran (Colombia / Team Sky) 5hrs 13mins 12secs 2. Denis Menchov (Russia / Katusha) same time 3. Sylwester Szmyd (Poland / Liquigas) 4. David Moncoutie (France / Cofidis) 5. Jurgen Van den Broeck (Belgium / Lotto) 6. Samuel Sanchez (Spain / Euskaltel) 7. Matteo Carrara (Italy / Vacansoleil) 8. Dario Cataldo (Italy / Omega Pharma - Quick-Step) 9. Julien Simon (France / Saur - Sojasun) 10. Robert Kiserlovski (Croatia / Astana)
Overall standings: 1. Michael Albasini (Switzerland/GreenEdge)12hrs 25mins 24secs 2. Steve Morabito (Switzerland / BMC Racing) +1:32secs 3. Jurgen Van den Broeck (Belgium / Lotto) 4. Daniel Martin (Ireland / Garmin) 5. Samuel Sanchez (Spain / Euskaltel)