Complex sentence: Nellie Sengupta (1886--1973) was an Englishwoman who fought for Indian Independence and was elected President of the Indian National Congress at its 47th annual session at Calcutta in 1933.
Split into simpler sentences: Nellie Sengupta (1886--1973) was an Englishwoman who fought for Indian Independence. She was elected President of the Indian National Congress at its 47th annual session at Calcutta in 1933.