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.

Sentence: 'a chair and a table against a stone wall with a red clock and decorations on display'. Reverse all words of length '4' in the given sentence.
a chair and a table against a stone llaw htiw a red clock and decorations on display

Sentence: 'a couple walking in the rain using and umbrella'. Reverse all words of length '6' in the given sentence.
a elpuoc walking in the rain using and umbrella

Sentence: 'a man brushing his teeth using bottled water'. Reverse all words of length '7' in the given sentence.

a man brushing his teeth using delttob water