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 person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.

Answer: 6


Question: Sentence: 'a jet airliner carrying a small shuttle above it'. How many words contain the letter 'r' in the sentence.

Answer: 2


Question: Sentence: 'a small night stand by a bed with a big cat sitting on it'. How many words contain the letter 'n' in the sentence.

Answer:
4