The core task is to decipher the familial relationship described by the man.
The man states the observed woman is:
The daughter of one's aunt is defined as their cousin.
Therefore, the woman is related to the man as his cousin.
A man said to a lady, "your mother's husband's sister is my Aunt". How is lady related to the man?
Sadhana introduces Ramu as “The son of the brother of her father’s wife”. How is Ramu related to Sadhana?
Preeti is Harish's only daughter. Lakhan is Birendra's only son. Lakhan's sister Neeti is married to Manas. Preeti has only one brother, Manas. How is Manas related to Birendra?
Introducing Asha to guests, Bhaskar said, "her father is the only son of my father". How is Asha related to Bhaskar?
A is father of B. B is sister of C. C is sister of D. D is the son of E. How many women are there?