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 white and gray cat is in a bathroom sink'. How many words end with the letter 'm' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a man and boy laying in two separate small beds'. How many words end with the letter 'n' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'some horses set out in a grassy area together'. How many words end with the letter 'r' in the sentence.

SOLUTION:
1