画像: 開幕試合に勝利した第3シードのカロリーナ・プリスコバ SINGAPORE - OCTOBER 22: Karolina Pliskova of Czech Republic celebrates victory in her singles match against Venus Williams of the United States during day 1 of the BNP Paribas WTA Finals Singapore presented by SC Global at Singapore Sports Hub on October 22, 2017 in Singapore. (Photo by Matthew Stockman/Getty Images)
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