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

Example Input: Sentence: 'a cat lying on an open laptop that is on a bed'. How many words contain the letter 'y' in the sentence.
Example Output: 1

Example Input: Sentence: 'a large dog curls up on the pillow on a bunk bed'. How many words contain the letter 't' in the sentence.
Example Output: 1

Example Input: Sentence: 'a baseball player swinging a bat at home plate'. How many words contain the letter 'j' in the sentence.
Example Output:
0