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

Example Input: Sentence: 'a man that is sitting at a table with a bowl'. How many words contain the letter 'k' in the sentence.
Example Output: 0

Example Input: Sentence: 'a lit street light next to a bar'. How many words contain the letter 'w' in the sentence.
Example Output: 0

Example Input: Sentence: 'a red fire hydrant on sidewalk next to street'. How many words contain the letter 'e' in the sentence.
Example Output:
5