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

Example Input: Sentence: 'some kids are all taking a photograph together'. How many words contain the letter 'e' in the sentence.
Example Output: 3

Example Input: Sentence: 'a person standing in the kitchen with an object in hand'. How many words contain the letter 't' in the sentence.
Example Output: 5

Example Input: Sentence: 'a group of giraffes walk across an open area'. How many words contain the letter 'm' in the sentence.
Example Output:
0