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

[EX Q]: Sentence: 'a picture of a scene in a baseball game'. How many words contain the letter 'g' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a mother zebra standing next to a baby zebra'. How many words contain the letter 'e' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a black and white cow is scratching its ear with a hind leg'. How many words contain the letter 'q' in the sentence.
[EX A]:
0