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

Example Input: Sentence: 'a kitchen that is very nice and clean'. How many words contain the letter 't' in the sentence.
Example Output: 2

Example Input: Sentence: 'a bearded man sits on a couch with an electronic device in his hand'. How many words contain the letter 'e' in the sentence.
Example Output: 3

Example Input: Sentence: 'a man in a white snow jacket is brought to his knees'. How many words contain the letter 'f' in the sentence.
Example Output:
0