Complex sentence: After losing his wife and being forced from his home, he wanders through the countryside and meets unusual people along the way, including Bongobala, who was driven away from Bangladesh and does not have any shelter in Kolkata; he gives her shelter.
Split into simpler sentences: After losing his wife and being forced from his home, he wanders through the countryside and meets unusual folks along the way. Nilkantha meets Bongobala, who was driven away from Bangladesh and does not have any shelter in Kolkata; he gives her shelter.