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LONDON — Every so often, a debate bubbles up around whether it makes sense for men to keep playing best-of-five-set matches at Wimbledon and other Grand Slam tournaments. Consider Novak Djokovic a staunch advocate for keeping the format — at least in the latter stages of majors.

He would be OK, however, with cutting back to best-of-three earlier.

There were 34 matches that went the distance at the All England Club across the first three rounds, the most to that point at any Slam in the history of the Open era...