Problem: What are the most important words?
helicopters come in for a landing as they return from a mission .
Answer: helicopter, mission, return

Problem: What are the most important words?
a young girl standing by luggage in an airport
Answer: airport, luggage, stand

Problem: What are the most important words?
stag with fur and antlers covered in mud during the rut in autumn
Answer:
antler, autumn, mud, rut, stag