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

Example Input: Sentence: 'a man herding brown colored animals with a dog'. How many words contain the letter 'z' in the sentence.
Example Output: 0

Example Input: Sentence: 'a display of bananas on rack with various aisle in background'. How many words contain the letter 'x' in the sentence.
Example Output: 0

Example Input: Sentence: 'a bald man skateboarding in a lot of what appears to be an abandoned business'. How many words contain the letter 'h' in the sentence.
Example Output:
1