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 man is in deep conversation holding his phone'. How many words end with the letter 's' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'several people at a train station across from a clock'. How many words end with the letter 'a' in the sentence.
[EX A]:
2