Input: Identify the most salient words:

an astronaut drifting in space is rescued by a space shuttle orbiting earth

Output: earth
orbit
rescue
shuttle
space

Input: Identify the most salient words:

parade the trophy before their fans following victory during event .

Output: event
trophy
victory

Input: Identify the most salient words:

a woman places flowers outside the church .

Output: church
flower
place

Input: Identify the most salient words:

type of place of worship of artwork featuring religious aspects and a temple or place of worship

Output:
aspect
feature
place
type
worship