Problem: What are the most important words?
the birth of builder and the nativity scene on a stained glass window
Answer: builder, scene, stain, window

Problem: What are the most important words?
cameraman films as police and protesters clash at the demonstration
Answer: clash, demonstration, police, protester

Problem: What are the most important words?
close up of a pink water lily with multiple petals in a pond surrounded by round leaves
Answer:
leave, pond, surround