Problem: What are the most important words?
Patriotic red, white and blue airplanes perform maneuvers in the sky.
Answer: maneuver, perform, sky

Problem: What are the most important words?
right pan over crowd dispersing after a parade
Answer: crowd, disperse, parade

Problem: What are the most important words?
politician delivers a speech during a rally calling for peace ahead of election .
Answer:
deliver, peace, politician, speech