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

[Q]: Sentence: 'a horse that has a car behind it in the street'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'two men playing a video game inside of a room'. How many words contain the letter 'f' in the sentence.
[A]: 1


[Q]: Sentence: 'a crow standing on top of a wood stump'. How many words contain the letter 's' in the sentence.
[A]:
2