At 6-5 in favor of Boeblik, the serving Zverev started again with two volley errors, which turned out to be the lead-in for another break, surprising the first set to the Russian-born Kazach.
Also in the second set the first break was for Zverev, who gave up that advantage at 3-2 by three consecutive misses with his forehand.
Two games later, the German, who turned out to have a lot of trouble with the slice-hit balls of stoic Boeblik, ran into problems again. He managed to get rid of four break points, but had no chance with a netball on the fifth.
Boeblik, who had already delivered three lovegames in the second set, was able to serve the match, but the nervousness took hold of his game and tactical approach for a moment. He survived two break points, but then hit his first match point.
Last weekend, Zverev expressed the ambition to finally put in a good performance at this edition of the ABN Amro tournament: