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 group of cows standing next to a wire fence'. How many words end with the letter 's' in the sentence.
[A]: 1


[Q]: Sentence: 'a man swings his racket and hits a tennis ball'. How many words end with the letter 'n' in the sentence.
[A]: 1


[Q]: Sentence: 'a pile of metal pipes are sitting on a floor'. How many words end with the letter 'l' in the sentence.
[A]:
1