Oumar Sissoko is the cousin of the footballer who plays for what Liga 1 team?
Mohamed Sissoko Mohamed Lamine "Momo" Sissoko Gillan (born 22 January 1985) is a Malian footballer who plays as a defensive midfielder for Mitra Kukar in the Liga 1.
Petko Hristov Petko Hristov (Bulgarian: Петко Христов; born 1 March 1999) is a Bulgarian footballer who plays as a centre back for Serie A club Fiorentina. He has a twin brother Andrea, who plays for Slavia Sofia.