as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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write a brief biography of roger federer in under 100 words
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roger federer is a professional tennis player from switzerland who is widely considered one of the greatest players of all time. he has won 20 grand slam men’s singles titles, an all-time record and the most of any male or female tennis player. he first reached the world no. 1 ranking in 2004, the first swiss player to do so, and held that spot for a record total of 310 weeks. federer also holds the record of spending the longest time at no. 1 in the atp rankings. he is also the only male player to win a singles grand slam tournament 8 times.
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