What are the keywords in the following sentence? an old burnt forest with a red sky .
burn, forest, sky

What are the keywords in the following sentence? The bathroom has a sink, toilet and shower in it.
bathroom, shower, sink, toilet

What are the keywords in the following sentence? A musician in a cafe is performing for the tip jar.
cafe, musician, perform

What are the keywords in the following sentence? looking up a city from room
city, look, room