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 group of people are sitting around a table eating cake'. How many words end with the letter 'a' in the sentence.
Example Output: 2

Example Input: Sentence: 'a beautiful little blond girl using a smart phone'. How many words end with the letter 'l' in the sentence.
Example Output: 2

Example Input: Sentence: 'a big version of thomas the train engine sitting by some trees'. How many words end with the letter 'e' in the sentence.
Example Output:
3