Complex sentence: His uncle Sardar Sarfaraz Khan had contested local elections but never won and so promoted his nephew Sardar Mehtab in Circle Bakote, who was elected for the first time in 1985 as an independent candidate.
Split into simpler sentences: His uncle Sardar Sarfaraz Khan contested local elections but never won. He promoted young Sardar Mehtab in Circle Bakote after which he won election for the first time in 1985 as an independent candidate.