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

Example Input: Sentence: 'some people at a table with food and drinks'. How many words contain the letter 'n' in the sentence.
Example Output: 2

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 urinal in a bathroom next to a standup shower'. How many words contain the letter 'y' in the sentence.
Example Output:
0