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

[Q]: Sentence: 'a mirror above a bathroom sink next to a window'. How many words contain the letter 'v' in the sentence.
[A]: 1


[Q]: Sentence: 'a woman is holding an umbrella and walking across the street'. How many words contain the letter 't' in the sentence.
[A]: 2


[Q]: Sentence: 'a cat laying on top of a red blanket'. How many words contain the letter 'd' in the sentence.
[A]:
1