What are the keywords in the following sentence? silhouette of a man working in an underground tunnel with a bright light shining towards him
light, shine, silhouette, tunnel, work

What are the keywords in the following sentence? A lot of donuts that are in a tray.
donut, lot, tray

What are the keywords in the following sentence? the fire of love shall ever burn in our hearts .
burn, fire, love

What are the keywords in the following sentence? the morning sun rises through a bank of thick fog .
bank, fog, sun