In a certain code language,

‘M & N’ means ‘M is the husband of N’

‘M @ N’ means ‘M is the maternal grandfather of N’,

‘M % N’ means ‘M is the sister of N’,

‘M # N’ means ‘M is the son of N’

Based on the above, how is P related to R if ‘P @ Q # R & S % T’?

Symbols

@

%

#

&

Relations

Maternal grandfather

Sister

Son

Husband