France, June 4 -- Unseeded Frenchwoman Lois Boisson claimed a second scalp from the top 10 on Wednesday afternoon following a straight sets victory over Mirra Andreeva to advance to the semi-final of the French Open.

Two days after seeing off the world number three Jessica Pegula in three sets, Boisson dispatched the planet's sixth best player in straight sets in front of 15,000 frenzied spectators on centre court.

The quarter-final finished 7-6, 6-3 after two hours and eight minutes to propel Boisson into the last four in her debut appearance at one of the four Grand Slam tournaments in Melbourne, Paris, London and New York.

"It was incredible," Boisson told the on-court interviewer Lucas Pouille after the match.'Intense first set'

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