Problem: What are the most important words?
a caucasian boy hidden behind a globe reveals only the eyes and part of the face
Answer: eye, face, globe, hide, reveal

Problem: What are the most important words?
farmer checking some white grape in a vineyard .
Answer: farmer, grape, vineyard

Problem: What are the most important words?
turtle swimming around the shipwreck
Answer:
shipwreck, swim, turtle