In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.

Example Input: Sentence: 'a collection of pictures showing the before and after of a bathroom remodel'. How many words end with the letter 'n' in the sentence.
Example Output: 1

Example Input: Sentence: 'a dishwasher stove and over combination with an extension plug resting on the stove surface'. How many words end with the letter 'n' in the sentence.
Example Output: 4

Example Input: Sentence: 'a desk has many post it notes and a computer on it'. How many words end with the letter 's' in the sentence.
Example Output:
2