Complex sentence: Eight rivers flow through the city of which the Bagmati, Bishnumati, Dhobikhola, Manohara, Hanumant and Tukucha rivers are predominant.
Split into simpler sentences: Eight rivers flow through the city. Of these the Bagmati, Bishnumati, Dhobikhola, Manohara, Hanumant, and Tukucha rivers are predominant.