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 man in an arena rides a bucking horse'. How many words end with the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a bed and pillow sits next to a window'. How many words end with the letter 'a' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a young man is sitting and talking on the phone'. How many words end with the letter 'n' in the sentence.
[EX A]:
2