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 woman standing with a remote in her hand'. How many words end with the letter 'n' in the sentence.
Example Output: 2

Example Input: Sentence: 'several jockeys ride their horses in a horse race'. How many words end with the letter 'r' in the sentence.
Example Output: 1

Example Input: Sentence: 'a red train with 2 cars sitting on tracks'. How many words end with the letter 'n' in the sentence.
Example Output:
2