Riddle: BY saw a picture of himself and a girl. Looking at the picture, he said, "I have only one sister but no brother, and this girl is my mother in-law's only daughter's father in-law's daughter's only brother's sister's sister in-law''. Who is the girl to him?
Riddle: Bring the bee; bring an eye; bring also tea; put them in order and put a sea before them. But, you takes the second position before the bee. What you have now is just a unit of length. What am I?
Answer: Sea=C; You=U; bee=B; eye=I;Tea=T. So I am CUBIT.