Blood Relations

'P # $ Q $ ' means ' $ P $ ' is the brother of ' $ Q $ '. 'P@ $ Q $ ' means ' $ P $ ' is the daughter of ' $ Q $ '.

' $ \mathrm{P} \% \mathrm{Q} $ ' means ' $ P $ ' is the father of ' Q '.

' $ P $ & $ Q $ ' means ' $ P $ ' is the mother of ' $ Q $ '.

If 'A @ B # C & E @ F \% R, then which of the following statement is correct.