TASK DEFINITION: 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.
PROBLEM: forest#train#travel#tree

SOLUTION: A train traveling through a forest with tall trees.

PROBLEM: backstage#model#prepare#presentation

SOLUTION: models prepare backstage for the presentation .

PROBLEM: celebrate#festival#holiday

SOLUTION:
people celebrating holiday at festival