$A$ is the father of $C$. But $C$ is not his son.
$E$ is the daughter of $C$. $F$ is the spouse of $A$.
$B$ is the brother of $C$. $D$ is the son of $B$.
$G$ is the spouse of $B$. $H$ is the father of $G$.
Who is the son of $F$?

All the six members of a family $A, B, C, D, E$ and $F$ are travelling together. $B$ is the son of $C$ but $C$ is not the mother of $B$. $A$ and $C$ are a married couple. $E$ is the brother of $C$. $D$ is the daughter of $A$. $F$ is the brother of $B$. Who is the mother of $B$?

Rita told Mani,"The girl $I$ met yesterday at the beach was the youngest daughter of the brother-in-law of my friend's mother." How is the girl related to Rita's friend?

If $P + Q$ means $P$ is the husband of $Q$,$P - Q$ means $P$ is the sister of $Q$,and $P \times Q$ means $P$ is the son of $Q$,which of the following shows $A$ is the daughter of $B$?

Pointing to a person,a man said to a woman,'His mother is the only daughter of your father'. How was the woman related to the person?

$A$ family consists of six members $P, Q, R, X, Y$ and $Z$. $Q$ is the son of $R$ but $R$ is not the mother of $Q$. $P$ and $R$ are a married couple. $Y$ is the brother of $R$. $X$ is the daughter of $P$. $Z$ is the brother of $P$.
How many female members are there in the family?