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

[EX Q]: Sentence: 'a crowd of people walking around a city street'. How many words contain the letter 'p' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a lighthouse with birds flying by it at a bay'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'there is a plate if food with broccoli fish and a baked potato'. How many words contain the letter 'k' in the sentence.
[EX A]:
1