What are the keywords in the following sentence? A passenger train is traveling down a railway.
railway, train, travel

What are the keywords in the following sentence? lions sleeping during the heat of the day .
day, heat, lion

What are the keywords in the following sentence? organisation founder in the snowy mountains with sunlight and blue sky with clouds
cloud, mountain, sunlight

What are the keywords in the following sentence? a grey view over river from the public park looking towards a city on a cold march day
city, look, park, view