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

Example Input: Sentence: 'a car stopped at a red light at an intersection'. How many words contain the letter 'l' in the sentence.
Example Output: 1

Example Input: Sentence: 'a small plain kitchen with a white stove and microwave'. How many words contain the letter 'h' in the sentence.
Example Output: 3

Example Input: Sentence: 'four donkeys are carrying baskets by the water'. How many words contain the letter 'j' in the sentence.
Example Output:
0