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

[EX Q]: Sentence: 'three children standing behind a little girl with a bat in her hands'. How many words contain the letter 'c' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a young man wearing a red tie sitting next to a cat'. How many words contain the letter 'h' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a man is holding some food on a street corner'. How many words contain the letter 'e' in the sentence.
[EX A]:
3