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: 'an outdoor clock on the side of a building'. How many words end with the letter 'f' in the sentence.
1

Sentence: 'a kitchen counter with ingredients spread over it'. How many words end with the letter 'r' in the sentence.
2

Sentence: 'a red truck traveling through a crowded street in the middle of tall buldings'. How many words end with the letter 'a' in the sentence.

2