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

[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 stir fry consisting of rice broccoli and other vegetables'. How many words contain the letter 'e' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a large herd of cows being led down the road by people'. How many words contain the letter 'r' in the sentence.
[EX A]:
3