What are the keywords in the following sentence? pedestrians make their way through the snow storm
pedestrian, storm, way

What are the keywords in the following sentence? the flight had already delayed take off when the pilot told off the passengers
delay, flight, passenger

What are the keywords in the following sentence? trees silhouetted against the vibrant pink clouds of an autumn sunrise
silhouette, sunrise, tree

What are the keywords in the following sentence? couple and light in the end of the tunnel
couple, light, tunnel