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: 'signs are posted to a yellow post that say railroad crossing'. How many words end with the letter 'd' in the sentence.
[A]: 2


[Q]: Sentence: 'a few zebras graze with butts towards the camera'. How many words end with the letter 's' in the sentence.
[A]: 3


[Q]: Sentence: 'a red truck parked outside in a lot'. How many words end with the letter 'a' in the sentence.
[A]:
2