<unk> <unk> <unk> <unk> <unk>  Passage: Devdas fell in love with Lakshmi, the daughter of C. Rajagopalachari, Devdas' father's associate in the Indian independence struggle. Due to Lakshmi's age at that time, she was only 15 and Devdas was 28 years, both Devdas's father and Rajaji asked the couple to wait for five years without seeing each other. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Devdas and Lakshmi had four children, Rajmohan Gandhi, Gopalkrishna Gandhi, Ramchandra Gandhi and Tara Gandhi Bhattacharjee (born 24 April 1934, New Delhi).  Question: How many children did Devdas and Lakshmi have?
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