What are the keywords in the following sentence? A van is parked next to a fire hydrant.
hydrant, park, van

What are the keywords in the following sentence? firefighters were called to the home on the block .
block, firefighter, home

What are the keywords in the following sentence? A four post bed with hanging curtains around it
bed, curtain, hang

What are the keywords in the following sentence? Sheep and rams grazing on a stony hillside.
graze, ram, sheep