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

Example Input: Sentence: 'group of kids play frisbee golf in the middle of the woods'. How many words contain the letter 't' in the sentence.
Example Output: 2

Example Input: Sentence: 'people holding a surfboard and walking down the beach'. How many words contain the letter 'n' in the sentence.
Example Output: 4

Example Input: Sentence: 'two black and white cows in a grassy field'. How many words contain the letter 'g' in the sentence.
Example Output:
1