Pointing to a photograph,a person tells his friend,"She is the granddaughter of the elder brother of my father." How is the girl in the photograph related to the person?

Introducing a man,a woman said,"His wife is the only daughter of my father." How is that man related to the woman?

Study the following information carefully to answer these questions.
$(i)$ $P \times Q$ means $P$ is brother of $Q$
$(ii)$ $P - Q$ means $P$ is sister of $Q$
$(iii)$ $P + Q$ means $P$ is mother of $Q$
$(iv)$ $P \div Q$ means $P$ is father of $Q$
Which of the following means $K$ is maternal uncle of $W$?

Following questions are based on the information provided below:
$A \times B$ means $A$ is mother of $B$.
$A - B$ means $A$ is brother of $B$.
$A + B$ means $A$ is sister of $B$.
$A \div B$ means $A$ is father of $B$.
Which of the following means $F$ is paternal grandfather of $H$?

Arun said,'This girl is the wife of the grandson of my mother'. Who is Arun to the girl?

Pointing to a woman,Nirmal said,"She is the daughter of my wife's grandfather's only child". How is the woman related to Nirmal?