Mike and Suzanne have a daughter (Michelle) and a son (Jack). Michelle is 25 years old, working in a law firm. Jack is only 18 years old. Next year, Jack will start at the University of Adelaide as a student. As a family tradition, they have been doing lottery syndicate for years. They collect money and pay together, using their birthday numbers to play in the lottery. One day, Jack bought one lottery ticket, and later on, surprisingly found out he won 1 million Dollar. Now Jack wants to take all money for himself and leave his parents’ house to start a new life. Do you think Jack can do so? Would Mike, Suzanne and Michelle have any claim in this lottery?