In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.

Q: Sentence: 'a water bottle sitting on top of a counter'. Reverse all words of length '6' in the given sentence.

A: a water elttob sitting on top of a counter
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Q: Sentence: 'a man holding a remote and standing up'. Reverse all words of length '3' in the given sentence.

A: a nam holding a remote dna standing up
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Q: Sentence: 'a man on a surf board surfing on the sea'. Reverse all words of length '3' in the given sentence.

A:
a nam on a surf board surfing on eht aes
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