Meaning of Second String in Urdu

Second String is a direct-to-TV film from 2002 about the Buffalo Bills football team who find its first string (led by real-life Bills quarterback Doug Flutie, who had left the team by the time the film was released) out for a month after a food poisoning incident, leading the team's head coach, "Chuck Dichter" (portrayed by Jon Voight), to hire an insurance salesman named Dan Heller (played by Gil Bellows) as the team's backup quarterback.