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

[Q]: Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.
[A]: 0

[Q]: Sentence: 'skate boarder trying to maintain his balance during stunt'. How many words contain the letter 'w' in the sentence.
[A]: 0

[Q]: Sentence: 'airport attendants move towards a large airplane on a runway'. How many words contain the letter 'p' in the sentence.
[A]:
2