Answer:
What goes in the water red, and comes out black?
In marble halls as white as milk, lined with a skin as soft as silk. Within a fountain crystal-clear. A golden apple doth appear. No doors there are to this stronghold, yet thieves break in and steal the gold.
The itsy bitsy teeny weeny yellow polka dot variety is quite popular.
Five men were eating apples, A finished before B, but behind C. D finished before E, but behind B. What was the finishing order?
What can be underwater, under fire, on fire and taking water all at the same time?
What is so fragile that saying its name breaks it?