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: 'his is a restaurant with workers preparing food'. How many words end with the letter 'a' in the sentence.
Example Output: 1

Example Input: Sentence: 'a close up picture of a flower with water drops on it'. How many words end with the letter 'h' in the sentence.
Example Output: 1

Example Input: Sentence: 'an elephant near a man sitting down'. How many words end with the letter 'n' in the sentence.
Example Output:
3