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 cabinet in a kitchen that has been left open'. How many words end with the letter 'n' in the sentence.
Example Output: 4

Example Input: Sentence: 'the man is swinging the tennis racket at the ball'. How many words end with the letter 'e' in the sentence.
Example Output: 3

Example Input: Sentence: 'a bunch of people watching a baseball game'. How many words end with the letter 'l' in the sentence.
Example Output:
1