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

[EX Q]: Sentence: 'a man holding an umbrella in one hand and a cell phone up to his ear in the other'. How many words contain the letter 'x' in the sentence.
[EX A]: 0

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

[EX Q]: Sentence: 'a huge group of scattered out sheep are in the field'. How many words contain the letter 'e' in the sentence.
[EX A]:
6