Problem: What are the most important words?
A man in a colorful button-up t-shirt is pouring what appears to be barbecue sauce onto something.
Answer: pour, sauce, shirt

Problem: What are the most important words?
astronaut makes history as the first human to venture into space
Answer: astronaut, human, space

Problem: What are the most important words?
the small boat passing by the marina of resort town
Answer:
boat, pass, town