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

Q: Sentence: 'a child on the sand and a boat and some water'. How many words contain the letter 's' in the sentence.

A: 2
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Q: Sentence: 'a man that is sitting on a horse in the grass'. How many words contain the letter 'y' in the sentence.

A: 0
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Q: Sentence: 'a street sign reads both in english and asian script'. How many words contain the letter 'a' in the sentence.

A:
4
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