Problem: What are the most important words?
a large black goat with big horns eating the green juicy grass glancing around
Answer: eat, goat, horn

Problem: What are the most important words?
bees collect nectar from the flowers
Answer: bee, collect, flower, nectar

Problem: What are the most important words?
country celebrates the arrival with new years eve fireworks .
Answer:
celebrate, country, firework