Problem: What are the most important words?
A koala bear rests on the limb of a tree.
Answer: bear, limb, rest, tree

Problem: What are the most important words?
Train molded cakes are decorated with frosting and chocolate chip cookies
Answer: cake, decorate, frosting

Problem: What are the most important words?
football player is all smiles as he is unveiled as a player on monday
Answer:
monday, player, smile