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 traffic light with road instructions directs traffic'. Reverse all words of length '4' in the given sentence.

A: a traffic light htiw daor instructions directs traffic
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Q: Sentence: 'people wait for their baggage at an airport baggage claim area'. Reverse all words of length '7' in the given sentence.

A: people wait for their egaggab at an tropria egaggab claim area
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Q: Sentence: 'a brown dog standing over a skateboard on green grass'. Reverse all words of length '8' in the given sentence.

A:
a brown dog gnidnats over a skateboard on green grass
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