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 piece of cake on a green plate with a portion on a fork'. How many words end with the letter 'a' in the sentence.
Example Output: 4

Example Input: Sentence: 'a toilet with a white piece of cloth in it'. How many words end with the letter 'f' in the sentence.
Example Output: 1

Example Input: Sentence: 'four different kites flying in a cloudy sky'. How many words end with the letter 'y' in the sentence.
Example Output:
2