What are the keywords in the following sentence? solving a problem about an unknown number
number, problem, solve

What are the keywords in the following sentence? A woman chooses fish to buy from a market.
buy, fish, market

What are the keywords in the following sentence? young family of four having a picnic in park or garden
family, garden, picnic

What are the keywords in the following sentence? model went for glamour in a royal gown for the premiere
glamour, gown, model