
To succeed into quarterfinal, Arsenal will have to better the feat of Spaniards Deportivo La Coruna who recovered from a 4-1 loss away to AC Milan in 2004, winning 4-nil at home to reach the semis.
The last time a team overcame a four goal deficit in European competition was Real Madrid in the 1985-1986 UEFA Cup, beating Borussia Moenchengladbach 4-nil at home after suffering, a 5-1 defeat in Germany.