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

Example Input: Sentence: 'ancient pottery being displayed on an exhibit case'. How many words contain the letter 's' in the sentence.
Example Output: 2

Example Input: Sentence: 'a woman is holding an umbrella and walking across the street'. How many words contain the letter 't' in the sentence.
Example Output: 2

Example Input: Sentence: 'three ladies and a man sitting in a room with drinks on the tabletwo of them playing video games'. How many words contain the letter 'f' in the sentence.
Example Output:
1