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

[Q]: Sentence: 'five sheep out in an open field eating straw'. How many words contain the letter 'd' in the sentence.
[A]: 1


[Q]: Sentence: 'two males and a drink a laptop and a cellphone'. How many words contain the letter 'b' in the sentence.
[A]: 0


[Q]: Sentence: 'a man is riding down the street on a black motorcycle'. How many words contain the letter 'x' in the sentence.
[A]:
0