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

[EX Q]: Sentence: 'a person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.
[EX A]: 6

[EX Q]: Sentence: 'a room with a small light in the middle with a computer'. How many words contain the letter 's' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a living room sits with furnishing and a view of the city'. How many words contain the letter 'm' in the sentence.
[EX A]:
1