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

[Q]: Sentence: 'a baseball player in the middle of a swing'. How many words contain the letter 'p' in the sentence.
[A]: 1

[Q]: Sentence: 'a woman swinging a tennis racquet in the air'. How many words contain the letter 'z' in the sentence.
[A]: 0

[Q]: Sentence: 'a art mobile installation consisting of street signs with the names of various streets'. How many words contain the letter 'z' in the sentence.
[A]:
0