The 2005 - 06 Coupe de la Ligue began on 20 September 2005 .
The 2005 - 06 Coupe de la Ligue is a knockout cup competition in French football organised by the Ligue de Football Professionnel .
The 2005 - 06 Coupe de la Ligue , a knockout cup competition in French football organised by the Ligue de Football Professionnel , began on 20 September 2005 .