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

Example Input: Sentence: 'a motorcycle parked in front of a small cafe'. How many words contain the letter 'n' in the sentence.
Example Output: 2

Example Input: Sentence: 'a person holds a video game remote as another man looks on'. How many words contain the letter 'g' in the sentence.
Example Output: 1

Example Input: Sentence: 'a gry in front of a sofa with breakfast for two set out on it'. How many words contain the letter 'j' in the sentence.
Example Output:
0