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: 'an over head view of two people walking one is carrying a surf board'. How many words end with the letter 'd' in the sentence.
Example Output: 2

Example Input: Sentence: 'chocolate iced donuts with sprinkles are on a tray'. How many words end with the letter 's' in the sentence.
Example Output: 2

Example Input: Sentence: 'a man on a skateboard is touching someones hand'. How many words end with the letter 'n' in the sentence.
Example Output:
2