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 container of mouthwash is sitting on the kitchen sink'. How many words end with the letter 'n' in the sentence.
[A]: 2


[Q]: Sentence: 'a group of people in a grassy field with kites in the sky'. How many words end with the letter 'a' in the sentence.
[A]: 2


[Q]: Sentence: 'a bunch of bags of luggage sitting on the floor'. How many words end with the letter 'f' in the sentence.
[A]:
2