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: 'people outside of a cable fence looking at an elephant'. How many words end with the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'there are three people riding a trolly up a snow mountain'. How many words end with the letter 'e' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a row of park benches sitting next to a park'. How many words end with the letter 'o' in the sentence.
[EX A]:
1