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

Example Input: Sentence: 'a cat in a tie sits on the couch'. How many words contain the letter 't' in the sentence.
Example Output: 4

Example Input: Sentence: 'a person standing in the kitchen with an object in hand'. How many words contain the letter 't' in the sentence.
Example Output: 5

Example Input: Sentence: 'passengers loading onto a bus with a parking lot'. How many words contain the letter 'c' in the sentence.
Example Output:
0