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

[Q]: Sentence: 'man running to catch a frisbee in a springtime park'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'a young man in a bunch of waves on his board'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'a man standing under a giant red chair with a wooden horse seated on it'. How many words contain the letter 'n' in the sentence.
[A]:
6