In a certain code language, ‘A + B’ means ‘A is the father of B’, ‘A − B’…

In a certain code language,

‘A + B’ means ‘A is the father of B’,

‘A − B’ means ‘A is the mother of B’,

‘A × B’ means ‘A is the brother of B’,

‘A ÷ B’ means ‘A is the sister of B’ and

‘A * B’ means ‘A is the husband of B’.

How is T related to R if ‘P ÷ R + Q × S − T * U’?