Direction : Study the following information carefully and answer the questions…

Direction : Study the following information carefully and answer the questions given below:
P@Q means P is married to Q
P#Q means P is parent of Q
P&Q means P is sibling of Q and both are of same gender
P$Q means P is sibling of Q and both are of different gender
P+ means P is male
P* means P is female

If J@F*#T$R, V@R+#B&A, F#Q#D is true and D is only niece of T then, how is Q related to B?