B has only two children. A is the mother of B. C is married to the only daughter of B. C is the only child of F. C is the brother in law of G. H is married to G. J is the mother in law of H.

How B is related to H?

M is the son of N. O is the father of N. P is the father of M. How is N related to P?

Q’s father is B’s son-in-law. C is Q’s sister and the daughter of P. P is the maternal aunt of D. How is P related to B?

Introduction a boy, a girl said, "He is the son of the sister of my mother's brother." The girl has no real brother. How is that boy related to that girl?

A and B are brothers. C and D are sisters. A’s son is D’s brother. How is B related to C ?

A is B’s brother, C is A’s mother, D is C’s father, E is B’s son. How is D related to A ? 

Rahul's mother is the only daughter of Monika's father. How is Monika's husband related to Rahul ?

Pointing towards a lady in a picture, Suresh says, “She is the only daughter-in-law of my paternal grandfather’s wife.” How is the lady related to Suresh?