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
cloud, mountain, shoot

What are the keywords in the following sentence? fall colors in high mountain in a cloudy and foggy day .
color, day, fall

What are the keywords in the following sentence? things you need to consider before purchasing a sofa bed
consider, need, purchase, thing

What are the keywords in the following sentence? guests being served in the restaurant
guest, restaurant, serve