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 bird flying in front of a passenger jet in a blue cloud filled sky'. How many words end with the letter 'n' in the sentence.
Example Output: 2

Example Input: Sentence: 'a batter is getting ready to hit the baseball'. How many words end with the letter 'y' in the sentence.
Example Output: 1

Example Input: Sentence: 'a man has a dazed look while sitting on a toilet'. How many words end with the letter 'a' in the sentence.
Example Output:
3