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.

Sentence: 'a city street clock standing in front of a white building'. How many words end with the letter 'f' in the sentence.
1

Sentence: 'the view of a old bathroom with no shower curtain'. How many words end with the letter 'm' in the sentence.
1

Sentence: 'a couple of green signs sitting on top of a pole'. How many words end with the letter 'n' in the sentence.

2