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.

[EX Q]: Sentence: 'a cat standing in front of a small potted plant'. How many words end with the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'motorcycle cops parked next to some people holding signs are marching down the road'. How many words end with the letter 'o' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a flock of sheep grazing in a field of grass'. How many words end with the letter 'f' in the sentence.
[EX A]:
2