What are the keywords in the following sentence? students exploring college campus in the summer
campus, explore, student

What are the keywords in the following sentence? politician enters the stage to introduce his wife on the first day .
introduce, politician, stage

What are the keywords in the following sentence? high definition time lapse of a beautiful sky with big dark clouds over the mountains shot in the evening
evening, lapse, mountain

What are the keywords in the following sentence? christmas lights decorate a city .
city, decorate, light