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 small white toilet in a restroom over a blue and black tile floor'. How many words end with the letter 'k' in the sentence.

A: 1
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Q: Sentence: 'a woman playing with an interactive gaming unit'. How many words end with the letter 'n' in the sentence.

A: 2
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Q: Sentence: 'a big airplane that is parked on a runway'. How many words end with the letter 'a' in the sentence.

A:
2
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