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

[Q]: Sentence: 'a persons desk with a computer and many books in a case behind it'. How many words contain the letter 'd' in the sentence.
[A]: 3


[Q]: Sentence: 'a large red sign on a metal pole'. How many words contain the letter 'q' in the sentence.
[A]: 0


[Q]: Sentence: 'a person on a snowboard rides on the snow'. How many words contain the letter 'g' in the sentence.
[A]:
0