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.
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Question: fish#lake#specie

Answer: why lake contains species of the same fish


Question: arrive#politician#rally

Answer: politician arrives at a rally by us state


Question: pour#rain#roof

Answer:
heavy rain pouring down from the roof