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

[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: 'a young man wearing a red tie sitting next to a cat'. How many words contain the letter 'h' in the sentence.
[A]: 0


[Q]: Sentence: 'many horses and people on a snowy surface'. How many words contain the letter 'w' in the sentence.
[A]:
1