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 small shelf in front of a mirror with an apple and cosmetics on it'. How many words end with the letter 'n' in the sentence.
[A]: 3


[Q]: Sentence: 'an airline pilot with tattoos and wearing a tie looking down'. How many words end with the letter 'n' in the sentence.
[A]: 2


[Q]: Sentence: 'a person riding a surf board on a wave'. How many words end with the letter 'a' in the sentence.
[A]:
3