Bafetimbi Gomis lobbed in the fourth after heading the ball past Debrecen goalkeeper Vukasin Poleksic early in the second half, as Lyon established a three-point lead over Liverpool and Fiorentina at the top of the group.

CNN: Jovetic double sees Fiorentina sink Liverpool

In 2010, UEFA banned Debrecen goalkeeper Vukasin Poleksic for two years for failing to report that he was approached to fix matches by a betting syndicate before a match against Fiorentina in October the previous year.

CNN: FIFA: Governments must help in match-fixing fight