Complex sentence: Arijit sung the chorus song "Namami Brahmaputra" (English: I Bow to Brahmaputra) composed by Papon which is dedicated to the river Brahmaputra which flows in Assam and has high cultural, economic and social Importance for the North-East Indian and Assamese people.
Split into simpler sentences: Arijit sung the chorus song "Namami Brahmaputra" (English: I Bow to Brahmaputra). It was composed by Papon and dedicated to the river Brahmaputra which flows in Assam and has high cultural, economic and social importance for the northeast Indian and Assamese people.