TASK DEFINITION: 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.
PROBLEM: Sentence: 'a boys sprays water stream at a passing bicyclist'. How many words end with the letter 's' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a person that is riding on a horse in a grass field'. How many words end with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'there is a vase next to the stairs'. How many words end with the letter 'o' in the sentence.

SOLUTION:
1