What are the keywords in the following sentence? brown trout caught while fly fishing
catch, fishing, trout

What are the keywords in the following sentence? women buy sweets at a market in the old city section
buy, market, sweet

What are the keywords in the following sentence? dimensional sculpture in the round mythical beasts carved for sculpture in the round with regard to residence
beast, carve, residence, round, sculpture

What are the keywords in the following sentence? Sheep in field by barn with fence and car.
barn, fence, field, sheep