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.

[EX Q]: Sentence: 'a pizza sitting on top of a white plate'. How many words end with the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a small white boat floating on a blue body of water'. How many words end with the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a living room filled with furniture on top of a wooden floor'. How many words end with the letter 'r' in the sentence.
[EX A]:
1