Given the task definition, example input & output, solve the new input case.
Two analogies that relate places/locations to the associated travel mode is given in the form "A : B. C : ?". "A : B" relates place A to travel mode B. Your task is to replace the question mark (?) with the appropriate travel mode for the given place C, following the "A : B" relation.
Example: moon : rocket. france : ?
Output: airplane
Rockets are used to travel to the moon - hence the given analogy relates places/locations to the associated travel mode , and the answer also does the same

New input case for you: mars : spaceship. mall : ?
Output:
bus