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 dog curled up sleeping on a bed with pillows'. Reverse all words of length '6' in the given sentence.
[A]: a dog delruc up sleeping on a bed with pillows


[Q]: Sentence: 'a cat stinking its tongue out beside food'. Reverse all words of length '1' in the given sentence.
[A]: a cat stinking its tongue out beside food


[Q]: Sentence: 'street signs on post displayed at intersection of major city'. Reverse all words of length '12' in the given sentence.
[A]:
street signs on post displayed at noitcesretni of major city