What are the keywords in the following sentence? The airplane with two props is soaring in the sky.
airplane, sky, soar

What are the keywords in the following sentence? students sing composition and other carols tuesday during ceremony .
carol, sing, student

What are the keywords in the following sentence? a flock of sheep on farmland
farmland, flock, sheep

What are the keywords in the following sentence? biological cultivar would make a festive dish for thanksgiving or western christian holiday .
dish, holiday, thanksgiving