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 glazed donut sits on a plate inbetween a fork and a knife'. How many words end with the letter 'k' in the sentence.
Example Output: 1

Example Input: Sentence: 'a yellow sign pointing in both direction mounted to a wall under a window'. How many words end with the letter 'o' in the sentence.
Example Output: 1

Example Input: Sentence: 'a red and white stop sign and a street sign'. How many words end with the letter 'a' in the sentence.
Example Output:
2