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

[Q]: Sentence: 'a teddy bear laying on a pillow on a bed'. How many words contain the letter 'w' in the sentence.
[A]: 1

[Q]: Sentence: 'a stop sign with some words beneath it'. How many words contain the letter 't' in the sentence.
[A]: 4

[Q]: Sentence: 'a baseball player is preparing to hit the ball while a crowd watches on'. How many words contain the letter 'x' in the sentence.
[A]:
0