Spain's Roberto Bautista Agut celebrates after winning his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. Roberto Bautista Agut reached his first Grand Slam semi-final by wearing down Argentine Guido Pella at Wimbledon on Wednesday to steal a march on his more decorated fellow Spaniard Rafa Nadal. REUTERS/Andrew Couldridge

Spain's Roberto Bautista Agut in action during his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. The understated 31-year-old Bautista Agut dropped his first set of the tournament but 26th seed Pella's gruelling campaign caught up with him as the number 23 seed won 7-5 6-4 3-6 6-3. REUTERS/Carl Recine

Spain's Roberto Bautista Agut in action during his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. It was the first Wimbledon quarter-final not featuring a top-20 player since a Polish duel between Jerzy Janowicz and Lukasz Kubot in 2013 but for the Court One ticket holders it proved an enjoyable appetiser for twice champion Nadal's clash with American Sam Querrey on the same stretch of turf later. REUTERS/Andrew Couldridge

Spain's Roberto Bautista Agut in action during his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. Roberto Bautista Agut reached his first Grand Slam semi-final by wearing down Argentine Guido Pella at Wimbledon on Wednesday to steal a march on his more decorated fellow Spaniard Rafa Nadal. REUTERS/Andrew Couldridge

Spain's Roberto Bautista Agut in action during his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. The understated 31-year-old Bautista Agut dropped his first set of the tournament but 26th seed Pella's gruelling campaign caught up with him as the number 23 seed won 7-5 6-4 3-6 6-3. REUTERS/Carl Recine

Spain's Roberto Bautista Agut celebrates after winning his quarter final match against Argentina's Guido Pella in Wimbledon at All England Lawn Tennis and Croquet Club, London, Britain, July 10, 2019. It was the first Wimbledon quarter-final not featuring a top-20 player since a Polish duel between Jerzy Janowicz and Lukasz Kubot in 2013 but for the Court One ticket holders it proved an enjoyable appetiser for twice champion Nadal's clash with American Sam Querrey on the same stretch of turf later. REUTERS/Carl Recine