Problem: What are the most important words?
sheep eating seaweed on the beach next to a common seal
Answer: eat, seaweed, sheep

Problem: What are the most important words?
Salad and a slice of pizza on a red plate on a red lunch tray.
Answer: pizza, plate, slice, tray

Problem: What are the most important words?
shattered windows after the explosion
Answer:
explosion, shatter, window