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 automobile is riding in a train car'. How many words end with the letter 'e' in the sentence.
Example Output: 1

Example Input: Sentence: 'a white motorcycle is next to a store front that says macau welcomes you'. How many words end with the letter 's' in the sentence.
Example Output: 3

Example Input: Sentence: 'a young man in a  red shirt and black shorts playing tennis on a green court'. How many words end with the letter 'g' in the sentence.
Example Output:
2