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 group of people riding a wave on top of  surfboards'. How many words end with the letter 'f' in the sentence.
Example Output: 2

Example Input: Sentence: 'a ceiling fan a light some chairs and a stove'. How many words end with the letter 'a' in the sentence.
Example Output: 3

Example Input: Sentence: 'some potatoes apples green peppers and other vegetables'. How many words end with the letter 'd' in the sentence.
Example Output:
1