In this task, you need to count the number of words in a sentence that contain the given letter
--------
Question: Sentence: 'a young pitcher throws a ball on the pitchers mound while a man in red shirt looks at him'. How many words contain the letter 'z' in the sentence.

Answer: 0


Question: Sentence: 'the facades of the buildings in the row are all the same'. How many words contain the letter 'f' in the sentence.

Answer: 2


Question: Sentence: 'a woman on a bike with an umbrella'. How many words contain the letter 'e' in the sentence.

Answer:
2