Input: Identify the most salient words:

sea front with the sun coming up over the moon

Output: come
moon
sun

Input: Identify the most salient words:

wedding card in floral frame and text save the date

Output: card
date
save
text

Input: Identify the most salient words:

a time lapse shot of a storm approaching the the mountains .

Output: mountain
shot
storm

Input: Identify the most salient words:

crowds of men show support for their presidential candidate at a rally

Output:
candidate
crowd
rally