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

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.
3

Sentence: 'a woman in a wheelchair is about to play tennis'. How many words contain the letter 'r' in the sentence.
1

Sentence: 'a boy stands in a yard with a bull and calf'. How many words contain the letter 'v' in the sentence.

0