Fernando Francisco González Ciuffardi played his only major final in 2007 losing to a Swiss professional tennis player who has won 19 what?
Fernando González:  He played his only major final at the 2007 Australian Open, losing to top-seeded Roger Federer. Roger Federer: Roger Federer (] ; born 8 August 1981) is a Swiss professional tennis player who is currently ranked world No. 2 in men's singles tennis by the Association of Tennis Professionals (ATP). Roger Federer:  Federer has won 19 Grand Slam singles titles, the most in history for a male tennis player and has held the world No. 1 spot in the ATP rankings for a record total of 302 weeks, including a record 237 consecutive weeks.
i don't know