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

Example Input: Sentence: 'a woman sitting on top of a cement bench near a lake'. How many words contain the letter 'w' in the sentence.
Example Output: 1

Example Input: Sentence: 'this is a portion of a painting showing a banana and an orange'. How many words contain the letter 't' in the sentence.
Example Output: 3

Example Input: Sentence: 'an elephant in the water is spitting through its nose'. How many words contain the letter 'e' in the sentence.
Example Output:
4