world number 43, taking just under two hours and the 34 year old's next opponent will be greece's stefanos tsitphilipp kohlschreiber. second seed lucas pouille defeated russian karen khachanov in three sets to reach the quarterfinals. it was a repeat of the recent open 13 provence final in marseille which was won by khachanov but three days later it was pouille who emerged victorious this time, winning 6—4, 3—6, 6—3 and he'll next play japan's yuichi sugita. roberto bautista agut was made to work hard in a difficult early match with frenchman pierre—hugues herbert. opening on centre court, the spaniard finally won 6—4, 6—7, 6—1 as he raced into the lead but was pegged back. in the end, the third seed won in two hours and 22 minutes and will go on to face croatia's borna coric in the last eight. the uci track cycling world championships opened on wednesday in the netherlands, with three rainbowjerseys awarded. these are the first track world championships in the netherlands since they were previously held at the same venue in apeldoorn in 2011. and it was an impressive opening day for the hosts