Pavel Kotov def. Sebastian Baez — Round of 16, Sofia 2023

What decided it

• Baez won more points, 67 to 65
• Kotov broke twice from 5 chances, Baez 3 from 5
• Kotov won 33% behind his second serve, Baez 64%
• The second set went to a tiebreak, Kotov took it 7–4