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

[EX Q]: Sentence: 'a man is water skiing in the ocean'. How many words contain the letter 'c' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'black and white photograph of a man using a cell phone on the street'. How many words contain the letter 'r' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'two hotdogs on with various toppings and a drink on a counter'. How many words contain the letter 'w' in the sentence.
[EX A]:
2