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.

[Q]: Sentence: 'a city bus with hard blue double seats'. How many words end with the letter 's' in the sentence.
[A]: 2


[Q]: Sentence: 'a wall with an exit sign fan and clock'. How many words end with the letter 'n' in the sentence.
[A]: 3


[Q]: Sentence: 'a man power sliding on a long board'. How many words end with the letter 'a' in the sentence.
[A]:
2