What are the keywords in the following sentence? flock of sheep in a farm
farm, flock, sheep

What are the keywords in the following sentence? duck looking at crow eating bread at a pond
bread, duck, eat, pond

What are the keywords in the following sentence? there are no reefs here to protect the coast from the strong waves
coast, reef, wave

What are the keywords in the following sentence? bring nature to your home .
bring, home, nature