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

Example Input: Sentence: 'the beach has six open umbrellas on poles'. How many words contain the letter 'g' in the sentence.
Example Output: 0

Example Input: Sentence: 'a person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.
Example Output: 6

Example Input: Sentence: 'a park bench with a blue umbrella among flowers and trees'. How many words contain the letter 'q' in the sentence.
Example Output:
0