Complex sentence: Barhalganj is situated on the left bank of the Ghaghra river, a tributary of the Ganges river, and is also connected to the district of Mau by a bridge over the river Saryu.
Split into simpler sentences: Barhalganj is situated on the left bank of the Ghaghra river, a tributary of the Ganges river. However Barhalganj is also connected to the district of Mau by a bridge over the river Saryu.