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: 'this bathroom has a washing machine in it'. How many words end with the letter 'a' in the sentence.
Example Output: 1

Example Input: Sentence: 'a bearded man showing a horse to women in a horse stall'. How many words end with the letter 'a' in the sentence.
Example Output: 3

Example Input: Sentence: 'a television with a man in black hat below it'. How many words end with the letter 'a' in the sentence.
Example Output:
2