Two analogies that relate items to whether they are trash or treasure is given in the form "A : B. C : ?". Items marked as "trash" are considered to not have value and can be disposed, whereas those marked as "treasure" are considered valuable items that must be retained. "A : "B relates item A to whether it is trash or treasure, as specified by B. Your task is to replace the question mark (?) with either `trash` or `treasure` for the given item C, following the "A : B" relation.

Q: apple : treasure. ring : ?

A: treasure
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Q: peel : trash. crumbs : ?

A: trash
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Q: sand : trash. mud : ?

A:
trash
****