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

[EX Q]: Sentence: 'a girl laying on a couch with a bird on her head'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a water fountain sitting in the middle of a bathroom'. How many words contain the letter 'h' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'two birds sit on the back of a bench made of logs'. How many words contain the letter 'z' in the sentence.
[EX A]:
0