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

[EX Q]: Sentence: 'a bottle of beer and a red plate of food'. How many words contain the letter 'u' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a person that is wearing glasses looking into a mirror'. How many words contain the letter 'f' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a still life photo of fruit on a table'. How many words contain the letter 'p' in the sentence.
[EX A]:
1