Complex sentence: A part of the ethno-linguistic Bengal region, it borders Bangladesh in the east, and Nepal and Bhutan in the north; it borders five Indian states, Odisha, Jharkhand, Bihar, Sikkim and Assam.
Split into simpler sentences: A part of the ethno-linguistic Bengal region, it borders Bangladesh in the east and Nepal and Bhutan in the north. It also has borders with five Indian states, Odisha, Jharkhand, Bihar, Sikkim and Assam.