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

Example Input: Sentence: 'a cat is laying in a piece of luggage'. How many words contain the letter 'p' in the sentence.
Example Output: 1

Example Input: Sentence: 'a woman sitting in a chair next to a tea table in the woods'. How many words contain the letter 'i' in the sentence.
Example Output: 4

Example Input: Sentence: 'a man and a small kid play a video game'. How many words contain the letter 'v' in the sentence.
Example Output:
1