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.

[EX Q]: Sentence: 'green bananas and a grapefruit are sitting in front of flowers'. How many words end with the letter 'f' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a black and white cat is playing with a computer keyboard'. How many words end with the letter 'd' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'four airplanes that are flying through the sky'. How many words end with the letter 'e' in the sentence.
[EX A]:
2