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 bird flying in front of a passenger jet in a blue cloud filled sky'. How many words end with the letter 'n' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'red train on tracks near tall trees at station'. How many words end with the letter 's' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a little boy is wearing a yellow paper tie'. How many words end with the letter 'e' in the sentence.

SOLUTION:
2