[Q]: Generate a sentence that includes all the following words: bear, den, sleep
[A]: a grizzly bear before it goes to its den to sleep until spring .

[Q]: Generate a sentence that includes all the following words: competition, demonstrate, skill
[A]: Two men in the competition are demonstrating their skills in front of judges.

[Q]: Generate a sentence that includes all the following words: cheese, cover, pizza
[A]:
The pizza is covered in cheese and grease.