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

Example Input: Sentence: 'a woman sits on the ground in front of a baby holding a flying disc'. How many words contain the letter 'q' in the sentence.
Example Output: 0

Example Input: Sentence: 'a plastic container filled with pastry balls sitting on a counter'. How many words contain the letter 'q' in the sentence.
Example Output: 0

Example Input: Sentence: 'two police officers on motorcycles driving in front of a street sign and a car'. How many words contain the letter 'x' in the sentence.
Example Output:
0