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 line of motorcycles arriving at an outdoor event'. How many words end with the letter 'e' in the sentence.
Example Output: 1

Example Input: Sentence: 'the double decker bus driving by a palce'. How many words end with the letter 'e' in the sentence.
Example Output: 3

Example Input: Sentence: 'dangerous items are inside a metal briefcase'. How many words end with the letter 'l' in the sentence.
Example Output:
1