Question 1
A family consists of eight members: Luis, Liu, Rakesh, Jessica, Elizabeth, George, Yuki, Mukesh. Here are the relationships: Luis and Liu are married. Their children are Rakesh and Jessica. Elizabeth is married to Rakesh. George is the son of Rakesh and Elizabeth. Yuki is the sister of Luis. Mukesh is the father of Luis and Yuki.
How is Yuki related to George?
Yuki is sister of Luis, Luis is grandfather of George, so Yuki is grand-aunt.