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

Example Input: Sentence: 'a large truck driving on a crowded street'. How many words contain the letter 'i' in the sentence.
Example Output: 1

Example Input: Sentence: 'people fly kites and relax at a crowded sunlit beach'. How many words contain the letter 'l' in the sentence.
Example Output: 4

Example Input: Sentence: 'a person on a skateboard in midair doing a jump'. How many words contain the letter 'g' in the sentence.
Example Output:
1