Carlos Ashley Raphael Barât (born 6 June 1978) is a British musician, best known for being the co-frontman with Peter Doherty of the garage rock band The Libertines. He was the frontman and lead guitarist of Dirty Pretty Things, and in 2010 debuted a solo album. In 2014 he announced the creation of his new band, The Jackals.

Can we draw the following conclusion?
Peter Doherty was a member of The Libertines

Select from the following.
 + Yes.
 + It's impossible to say.
 + No.