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 large long train on a steel track'. Reverse all words of length '2' in the given sentence.
a large long train no a steel track

Sentence: 'a person siting on the ground and decorating a parking meter'. Reverse all words of length '5' in the given sentence.
a person siting on the ground and decorating a parking retem

Sentence: 'a red two story bus travels along a road'. Reverse all words of length '5' in the given sentence.

a red two yrots bus travels gnola a road