Room With Three Things
Riddle: A man is in a room and the door is locked so he can't get out. He has with him a piano, a calendar, and a bed. How does he eat, drink, and get out?
Answer: He uses the dates from the calendar to eat, the springs from the bed to drink and the keys from the piano to get out.
Source: https://www.riddles.com/index.php/569
