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

[EX Q]: Sentence: 'two zebras standing next to each other in the dried grass'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'dental personnel in dentist office standing in front of a computer screen'. How many words contain the letter 'w' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a group of oranges with stickers sitting piled together'. How many words contain the letter 'o' in the sentence.
[EX A]:
4