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 brick building with a couple of street signs on it'. How many words end with the letter 'k' in the sentence.
[A]: 1


[Q]: Sentence: 'the city bus has pulled over to the side of the road'. How many words end with the letter 'f' in the sentence.
[A]: 1


[Q]: Sentence: 'a truck under an airplane on the tarmac'. How many words end with the letter 'n' in the sentence.
[A]:
2