Input: Identify the most salient words:

the fire broke out in the first floor of the apartment building and quickly spread throughout the building .

Output: building
fire
floor

Input: Identify the most salient words:

biological species weaving its nest to attract a mate .

Output: mate
nest
specie

Input: Identify the most salient words:

digital nomads live and work at the beach

Output: beach
nomad
work

Input: Identify the most salient words:

aerial drone footage of low clouds rolling in and covering a castle

Output:
castle
cloud
cover
footage
roll