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

[EX Q]: Sentence: 'a stop light that is out on a pole'. How many words contain the letter 'z' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a counter top that has many pots and ingredients on it'. How many words contain the letter 'b' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a cat siting on a blue bench in front of some trees'. How many words contain the letter 'e' in the sentence.
[EX A]:
4