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 boys sprays water stream at a passing bicyclist'. How many words end with the letter 's' in the sentence.
2

Sentence: 'a person sitting in a chair in a store'. How many words end with the letter 'n' in the sentence.
3

Sentence: 'a modern black and white colored bedroom with squarish furniture'. How many words end with the letter 'a' in the sentence.

1