There once was an evil guy who knew spells and stuff like that. He took 3 woman from their homes and turned them into rose bushes that looked exactly alike, and then He put them in his garden. One of the woman had a husband and children how begged the evil dude to let her see them. He agreed. At night, he brought the woman to their house. In the morning he came and took her home. One day, the husband decided to go rescue her. So he snuck into the evil dude's garden, but when he looked at the 3 identical rose bushes trying to figure out which could be his wife. Suddenly, he knew the answer and he took his wife home. How did he know which rose bush was his wife?