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 white toilet sitting next to a bathroom sink'. How many words end with the letter 'm' in the sentence.

A: 1
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Q: Sentence: 'a cat standing in front of a small potted plant'. How many words end with the letter 'f' in the sentence.

A: 1
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Q: Sentence: 'old dark painted locomotive near yellow painted boxcar on next track'. How many words end with the letter 'k' in the sentence.

A:
2
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