3人の泥棒(3)
There was a burglary in the jewelry store again on Tuesday.
A famous jewel was stolen.
Three suspects: Ann, Betty, and Cathy were caught and questioned.
Ann said: I am innocent.
Betty said: Cathy did not steal.
Cathy said: I stole it.
Later on, the police found out two of them lied. Who stole the jewel?