Question: Which North American Soccer League player transferred to Edmonton in 2016?
Answers:
answer_text:  Jake Keegan
answer_text:  Nikolas Ledgerwood
answer_text:  Nathan Ingham
answer_text:  Gustavo Salgueiro
answer_text:  Papé Diakité
answer_text:  Jason Plumhoff
answer_text:  Shawn Nicklaw
answer_text:  Karsten Smith
answer_text:  Pedro Galvão