In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.

Answer: 0

Question: Sentence: 'a toilet and long handled plunger in a cleaned bathroom'. How many words contain the letter 'i' in the sentence.

Answer: 2

Question: Sentence: 'a picture of a sliced sausage in a bun on a plate with chips above a picture of sliced sausages on forks'. How many words contain the letter 'n' in the sentence.

Answer:
4