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

Q: Sentence: 'smiling woman with hair in her face talking on a cellphone'. How many words contain the letter 'q' in the sentence.

A: 0
****
Q: Sentence: 'a black sign that is standing in the grass'. How many words contain the letter 'f' in the sentence.

A: 0
****
Q: Sentence: 'the bathroom has a white tub and black wall'. How many words contain the letter 't' in the sentence.

A:
4
****