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

[EX Q]: Sentence: 'a couple is fast asleep at 3 in the morning'. How many words contain the letter 'y' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'an over head view of people walking in a cramped area'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'two men playing a video game inside of a room'. How many words contain the letter 'f' in the sentence.
[EX A]:
1