Jannik Sinner and Lorenzo Musetti reach the semifinals in the "Sofia Open" in Bulgaria

Jannik Sinner

is the third semifinalist in the "

", the ATP 250 tournament that is being held on the fast indoor Armeec Arena in the capital of Bulgaria.

The 21-year-old from Sesto Pusteria, 10 ATP and first seeded, won in the quarterfinals on the Australian Aleksandar Vukic, n.144 in the ranking and "executioner" at Fabio Fognini's debut, in two sets with the score of 6-2 6-3, in an hour and 21 minutes of play.

'' I had to change my position a bit in response because he was really strong at the beginning.

I hope to raise the level in the next match ”, declared the blue number one at the end of the match.

In the semifinal on Saturday Sinner will face the Danish Holger Rune, number 31 in the world ranking. 

The other blue still running in the tournament also reaches the semifinals,

beat the German Jan-Lennard Struff, # 133 ATP, in two sets, with a score of 7-6 (3), 6-1.

The 20-year-old from Carrara, n.30 in the ranking will face the Swiss Marc-Andrea Huesler