What are the keywords in the following sentence? a small child watching a train traveling along the coast
coast, train, travel

What are the keywords in the following sentence? medals and ribbons for the winners .
medal, ribbon, winner

What are the keywords in the following sentence? portrait of a mother hugging her baby in hands and looking to her baby with love
hug, look, love, mother, portrait

What are the keywords in the following sentence? the original gate to the city built centuries before builder was born .
bear, build, builder