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

[EX Q]: Sentence: 'a couple poses under a banner of a turkey'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a little girl sitting on the floor reading a book'. How many words contain the letter 'n' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a women plays tennis and crouches down to get ready for the next ball'. How many words contain the letter 'g' in the sentence.
[EX A]:
1