What are the keywords in the following sentence? mountains in evening light under a sky with cirrus clouds
cloud, evening, mountain

What are the keywords in the following sentence? A dog is staring intently out the window.
dog, stare, window

What are the keywords in the following sentence? a very big ring featuring a large black opal accented with diamonds .
accent, diamond, ring

What are the keywords in the following sentence? religious leader is welcomed by politician his wife and their daughter
daughter, leader, politician