Problem: What are the most important words?
train is crossing a railway after leaving the train station .
Answer: cross, railway, station

Problem: What are the most important words?
remove screws securing the motherboard to the upper case
Answer: case, motherboard, remove, screw

Problem: What are the most important words?
High on the bluffs with someone by his side, someone raises a pair of binoculars to his eyes.
Answer:
binocular, eye, raise