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

[Q]: Sentence: 'an airplane in the sky trailing condensation'. How many words contain the letter 'p' in the sentence.
[A]: 1


[Q]: Sentence: 'a road cut off by police barricade tape'. How many words contain the letter 'x' in the sentence.
[A]: 0


[Q]: Sentence: 'a small togo tray with a cheeseburger on it'. How many words contain the letter 'u' in the sentence.
[A]:
1