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

[EX Q]: Sentence: 'a man with a long coat and a hat skating on the road'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a man in a blue shirt and ear piece holds a clip board'. How many words contain the letter 'u' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a large passenger jet landing on an airport runway'. How many words contain the letter 'y' in the sentence.
[EX A]:
1