MONTE CARLO, April 12 — Italy’s world number two Jannik Sinner beat Holger Rune 6-4 6-7(6) 6-3 in the quarter-finals of the Monte Carlo Masters today after his Danish opponent saved two match points.

Rune beat Sinner in the semi-finals last year but this time it was the second seed who prevailed as he reached a fifth semi-final in as many tournaments this year.