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Roger Federer of Switzerland plays a backhand during his mens singles fourth round match against Leonardo Mayer of Argentina during Day eight of the 2019 French Open at Roland Garros on June
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Roger Federer breezes through first round against Leonardo Mayer at US Open | South China Morning Post
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Roger Federer vs. Leonardo Mayer: Score and Reaction from 2015 US Open | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
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US Open 2015 Day 2: Federer saunters past Mayer - The Championships, Wimbledon - Official Site by IBM
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