Question: The Crystal Palace Football Club Player of the Year is awarded at the end of each season, nine of these players have won the award for a second time, the most recent being which professional footballer, who plays as a winger for Premier League club Crystal Palace, and the Ivory Coast national team?
Sentence (from "2017–18 Crystal Palace F.C. season"): Frank de Boer was appointed as manager of Palace before the season began, only to be sacked on 11 September 2017 after losing his first four Premier League games without scoring.
Relevant evidence: No