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No.8 seed Jelena Ostapenko started slowly against Magdalena Frech in the Adelaide International first round, losing the first four games of the match — but the defending champion finished fast, pummeling four consecutive clean return winners to close out the win.
Source: https://www.wtatennis.com/videos/4195008/watch-this-jelena-ostapenko-closes-match-with-four-straight-return-winners