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

Example Input: Sentence: 'zebra eating from the ground near a tree'. How many words contain the letter 'k' in the sentence.
Example Output: 0

Example Input: Sentence: 'two women in an arena with a cow'. How many words contain the letter 'u' in the sentence.
Example Output: 0

Example Input: Sentence: 'a woman poses with a large teddy bear'. How many words contain the letter 'u' in the sentence.
Example Output:
0