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Bertrand Traoré played for Chelsea for 2 seasons. He signed for the club in 2014 from French club Lens and made his debut in the Premier League against Sunderland in August 2014. He scored his first goal for the club in a 4-2 win over Aston Villa in January 2015. Traoré made a total of 40 appearances for Chelsea, scoring 7 goals.