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 giraffe biting into a tree branch with great ferocity'. How many words contain the letter 'z' in the sentence.

Answer: 0


Question: Sentence: 'people holding a surfboard and walking down the beach'. How many words contain the letter 'n' in the sentence.

Answer: 4


Question: Sentence: 'a pair of men playing doubles tennis on a court'. How many words contain the letter 'n' in the sentence.

Answer:
4