Djoker in 4 tops (maybe straights)
Nadal in 4 (Wawrinka is 0-9 career against Rafa, I doubt the French is where he breaks through)
Ferrer in 3 (maybe Robredo wins a set, but Ferrer isn't the guy I'd want to play after 3 straight 5 setters)
Tsonga in 4 (He's good for one big win in a lot of...