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Continue to ChatDo Rallies Get Longer as Matches Progress? http://www.tennisabstract.com/blog/2019/02/14/do-rallies-get-longer-as-matches-progress/
Do Rallies Get Longer as Matches Progress? http://www.tennisabstract.com/blog/2019/02/14/do-rallies-get-longer-as-matches-progress/