Problem: What are the most important words?
aircraft arrives flying over the unfinished golden gate bridge in the first trans commercial flight .
Answer: aircraft, bridge, fly

Problem: What are the most important words?
Two people play a game of scrabble while talking and laughing.
Answer: game, scrabble, talk

Problem: What are the most important words?
a tree survives and thrives after half of it is split away by lightning
Answer:
half, split, tree