What are the keywords in the following sentence? dad with daughters that are identical twins at a park in natural light
dad, daughter, park, twin

What are the keywords in the following sentence? pillow cover featuring digitally printed image of author .
cover, feature, image

What are the keywords in the following sentence? consider this story ... tigers at a zoo are bred together and they have cubs .
consider, tiger, zoo

What are the keywords in the following sentence? smoke rises from the hotel as a helicopter flies overhead
fly, helicopter, rise