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

[EX Q]: Sentence: 'a bed has an empty bag and folded laundry stacked on it'. How many words contain the letter 'm' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'two men standing next to a black motorcycle'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a man with a keyboard with his feet on the desk near a monitor'. How many words contain the letter 'a' in the sentence.
[EX A]:
6