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: 'four cooks are in a stainless steel kitchen'. How many words end with the letter 'n' in the sentence.
Example Output: 2

Example Input: Sentence: 'a group of people riding skis up to a cabin'. How many words end with the letter 'a' in the sentence.
Example Output: 2

Example Input: Sentence: 'a man with catchers gear on sitting in front of a snowman'. How many words end with the letter 'n' in the sentence.
Example Output:
4