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 man with a surfboard walking across a bridge towards the ocean'. How many words contain the letter 'w' in the sentence.

Answer: 3


Question: Sentence: 'a young girl is brushing her teeth  in a bathroom'. How many words contain the letter 'f' in the sentence.

Answer: 0


Question: Sentence: 'a sandwich partially wrapped in wax paper on a plate'. How many words contain the letter 'o' in the sentence.

Answer:
1