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.

cloud#desert#sky
clouds have tightened the sky in a desert

eat#rock#specie
biological species eats algae off the rocks .

elf#shelf#tree

elf on a shelf on christmas tree