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

[EX Q]: Sentence: 'a baseball player in the middle of a swing'. How many words contain the letter 'p' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a gothic tower features a clock near a river'. How many words contain the letter 'e' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'the meal is prepared and ready to be eaten'. How many words contain the letter 'd' in the sentence.
[EX A]:
3