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 sitting in front of a laptop computer'. How many words end with the letter 'r' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a person playing soccer on a field with a ball'. How many words end with the letter 'n' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'three skiers stand on the top of a slope'. How many words end with the letter 'n' in the sentence.
[EX A]:
1