Blood Relations

'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?