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: koala#sleep#tree

SOLUTION: koala sleeping on a tree

PROBLEM: bike#biker#park

SOLUTION: A biker parked his bike.

PROBLEM: elephant#grassland#walk

SOLUTION:
elephants walk and graze in arid grasslands .