Problem: What are the most important words?
a rainbow rises over bascule bridge as a storm passes .
Answer: pass, rainbow, storm

Problem: What are the most important words?
supporters lit flares as they gathered during the match in the away end
Answer: flare, light, match, supporter

Problem: What are the most important words?
A ram and a sheep grazing overlooking a valley.
Answer:
graze, overlook, sheep