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 clock on the table in a room'. How many words end with the letter 'a' in the sentence.

A: 2
****
Q: Sentence: 'a tennis player at the us open walking off the court'. How many words end with the letter 's' in the sentence.

A: 2
****
Q: Sentence: 'a woman is sitting on the floor with a bottle of alcohol'. How many words end with the letter 'n' in the sentence.

A:
2
****