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

[EX Q]: Sentence: 'a woman poses with a large teddy bear'. How many words contain the letter 'u' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a toilet and long handled plunger in a cleaned bathroom'. How many words contain the letter 'i' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a woman eating pizza with a knife and fork'. How many words contain the letter 'e' in the sentence.
[EX A]:
2