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

Example Input: Sentence: 'a man with a long coat and a hat skating on the road'. How many words contain the letter 'q' in the sentence.
Example Output: 0

Example Input: Sentence: 'an image of a person holding a blunt object is rendered in red and blue tones'. How many words contain the letter 'x' in the sentence.
Example Output: 0

Example Input: Sentence: 'a large red bus is by a curb'. How many words contain the letter 'k' in the sentence.
Example Output:
0