Two analogies that relate objects to the associated rooms is given in the form "A : B. C : ?". "A : B" relates object A to room B. Your task is to replace the question mark (?) with the appropriate room for the given object C, following the "A : B" relation.

Example input: shelf : nursury. cabinet : ?
Example output: bathroom
Example explanation: The given analogy relates objects to their rooms. A shelf is associated with a nursery. A cabinet is associated with a bathroom
Q: bed : bedroom. sofa : ?
A:
parlor