 
 <prompt> text: ```(CNN) -- Afta one tough year, Rafael Nadal don return to where e dey feel most comfortable -- but hin rivals dey struggle to find form ahead of the French Open.

While the Spaniard waka enter the quarterfinals of the Monte Carlo tournament wey e don win for the past eight seasons, world No. 1 Novak Djokovic again get to come from behind to earn hin place while Andy Murray suffer one heavy defeat wey go make am drop to third for the rankings.

Fourth seed Tomas Berdych and No. 5 Juan Martin del Potro also fall yakata on Thursday to reduce the competition for Nadal as e dey continue hin winning return to the ATP Tour after hin longterm knee wahala.

Hin 6-2 6-4 win against German 16th seed Philipp Kohlschreiber na hin 16th successive victory this year after hin loss for the final of hin comeback event for Chile for February.

"I dey feel more relaxed, yes. I get some tough moments during the past year," Nadal talk after hin 44th consecutive win for the clay-court event, wey set up one clash with 21-year-old Bulgarian Gregor Dimitrov.

"Now I don return to the tour. Just to dey here na good news. And to dey win matches -- I dey talk am everyday, but to win every match dey very important to me today. Anytime wey I get chance to enter court and play well, feel competitive, e dey give me one really good feeling."

Dimitrov dey also on top form, after hin opening win against world No. 10 Janko Tipsarevic e still beat Germany's Florian Mayer 6-2 6-4.

1. Who be fourth seed?
2. Wetin be Juan Martin del Potro number?
3. Who don return to where e dey feel comfortable?

Numbered answers:``` <response>: ```1. Tomas Berdych na number four.
2. E dey seeded fifth.
3. Rafael Nadal dey comfortable.``` 