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.

celebrate#crowd#leader#mass
religious leader celebrates mass before a crowd of worshipers

fly#pilot#plane
A pilot is flying the plane

event#model#runway#walk

models walk the runway during event .