In this task, you are given concept set (with 3 to 5 concepts) that contain mentions of names of people, places, activities, or things. These concept sets reflect reasonable concept co-occurrences in everyday situations. All concepts given as input are separated by "#". Your job is to generate a sentence describing a day-to-day scene using all concepts from a given concept set.

Example Input: grind#rail#skateboard
Example Output: A man grinds a rail on his skateboard.

Example Input: building#city#detail
Example Output: detail of the building in city

Example Input: break#leg#player
Example Output:
The player broke a leg.