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 group of people waiting for the bus at a bus stop while others pass by'. How many words end with the letter 's' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'a black and white cat is playing with a computer keyboard'. How many words end with the letter 'd' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a plate of food cut into slices has onions and olives on it'. How many words end with the letter 's' in the sentence.

SOLUTION:
4