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

[EX Q]: Sentence: 'the tennis player returns a serve of the tennis ball'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'green bananas or plantains hang in a bunch on a tree'. How many words contain the letter 'm' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'man holding a frisbee in his hand on a sand field'. How many words contain the letter 'c' in the sentence.
[EX A]:
0