'A # B' means 'A is the husband of B'.

'A @ B' means 'A is the daughter of B'.

'A & B' means 'A is the sister of B'.

If 'P & Q @ D # K @ S # T', then which of the following statements is not correct?

'A + B' means 'A is the mother of B'.

'A $$-$$ B' means 'A is the brother of B'.

'A $$\times$$ B' means 'A is the father of B'.

'A $$\div$$ B' means 'A is the daughter of B'.

If, P $$-$$ K $$\times$$ Y $$-$$ J $$\div$$ S + R, then which of the following statement is not correct?

Shikha is mother-in-law of Ekta who is sister-in-law of Ankit. Pankaj is father of Sanjay, the only brother of Ankit. How is Shikha related to Ankit?