Question: Who became a member of Charlton Athletic during the summer of 2014?
Answers:
answer_text: Marcus Tudgay
answer_text: Jonathan Obika
answer_text:  Davide Petrucci
answer_text: Zak Ansah
answer_text:  Yoni Buyens
answer_text:  Franck Moussa
answer_text:  André Bikey
answer_text:  Tal Ben Haim
answer_text:  Jóhann Berg Guðmundsson
answer_text:  George Țucudean
answer_text:  Stephen Henderson
answer_text:  Frédéric Bulot