What are the keywords in the following sentence? low section of family sleeping in the tent
family, sleep, tent

What are the keywords in the following sentence? The interior of a great room with fans and a high ceiling
ceiling, fan, room

What are the keywords in the following sentence? a long train made of international containers crosses the desert .
cross, desert, train

What are the keywords in the following sentence? a large and detailed map of the state with all counties and main cities .
county, map, state