(i) There is a family with six persons A, Bharath, Chandu, Diana, E and Farah,
with two couples are married.
(ii) Diana is grandmother of A and mother of Bharath.
(iii) Chandu is wife of Bharath and mother of Farah.
(iv) Farah is the grand daughter of E.
Which of the below are couples ?
Bharath and E
Chandu and E
Bharath and Diana
Diana and E
Chandu is wife of Bharath. So, one couple is Bharath and Chandu.
Now, Diana is grandmother of A. Bharath is the son of Diana and his wife Chandu is the mother of Farah.
So, Diana is also the grandmother of Farah. But Farah is the grand daughter of E.
So, E is the grandfather of Farah and the husband of Diana.
Thus, Diana and E is another couple.
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