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 pizza sitting on top of a cardboard box'. How many words end with the letter 'a' in the sentence.
[A]: 3


[Q]: Sentence: 'a person riding a bike on a city street near a clock tower'. How many words end with the letter 'n' in the sentence.
[A]: 2


[Q]: Sentence: 'a river with rocks in the middle and a train trestle in the background'. How many words end with the letter 'n' in the sentence.
[A]:
3