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 cat is playing with the bottom part of the umbrella'. Reverse all words of length '3' in the given sentence.
[A]: a tac is playing with eht bottom part of eht umbrella


[Q]: Sentence: 'many pairs of open scissors sit on top of metal poles'. Reverse all words of length '4' in the given sentence.
[A]: ynam pairs of nepo scissors sit on top of metal poles


[Q]: Sentence: 'a man standing on a court playing tennis'. Reverse all words of length '6' in the given sentence.
[A]:
a man standing on a court playing sinnet