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

Example Input: Sentence: 'the children are playing on the beach  next to the water'. How many words contain the letter 'h' in the sentence.
Example Output: 5

Example Input: Sentence: 'antique fire truck restored and displayed at outdoor event'. How many words contain the letter 'x' in the sentence.
Example Output: 0

Example Input: Sentence: 'man holding a skateboard wearing a tshirt with the word idiot on it'. How many words contain the letter 'g' in the sentence.
Example Output:
2