In this task, you need to count the number of words in a sentence that contain the given letter

[Q]: Sentence: 'a train on the side of a road on the edge of the water'. How many words contain the letter 'u' in the sentence.
[A]: 0


[Q]: Sentence: 'a apple that is sitting on top of a knife'. How many words contain the letter 'u' in the sentence.
[A]: 0


[Q]: Sentence: 'an elephant inside an enclosure looking at the camera'. How many words contain the letter 'q' in the sentence.
[A]:
0