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

Q: Sentence: 'a man walking in front of a train station'. How many words contain the letter 'o' in the sentence.

A: 3
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Q: Sentence: 'a couple of people that are on some skateboards'. How many words contain the letter 'o' in the sentence.

A: 6
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Q: Sentence: 'a person hitting a tennis ball with a tennis racket on a tennis court'. How many words contain the letter 'n' in the sentence.

A:
6
****