Claim: The 2014 WTA Finals was the 39th edition of the doubles badminton competition.
Evidence: The 2014 WTA Finals was a women 's tennis tournament in Singapore from October 17 to October 26 , 2014 , and was the 44th edition of the singles event and the 39th edition of the doubles competition.
Tennis is a racket sport that can be played individually against a single opponent -LRB- singles -RRB- or between two teams of two players each -LRB- doubles -RRB-.