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.

Q: Sentence: 'a bunch of people stand atop of a green hill'. How many words end with the letter 'a' in the sentence.

A: 2
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Q: Sentence: 'a man riding a bike in a city at night'. How many words end with the letter 'g' in the sentence.

A: 1
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Q: Sentence: 'two elephants standing on a green field with rocks and fence separating the people in the background'. How many words end with the letter 's' in the sentence.

A:
2
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