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.

[EX Q]: Sentence: 'a young brown horse in a blue jacket running in a barn'. Reverse all words of length '4' in the given sentence.
[EX A]: a young brown horse in a eulb jacket running in a nrab

[EX Q]: Sentence: 'some people sitting on some benches flowers and buildings'. Reverse all words of length '3' in the given sentence.
[EX A]: some people sitting on some benches flowers dna buildings

[EX Q]: Sentence: 'five stuffed teddy bears on a black clothed table'. Reverse all words of length '4' in the given sentence.
[EX A]:
evif stuffed teddy bears on a black clothed table