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 Input:
Sentence: 'a woman taking her surf board into the ocean'. Reverse all words of length '3' in the given sentence.

Ex Output:
a woman taking reh surf board into eht ocean


Ex Input:
Sentence: 'a triangular grouping of jet planes flying in the sky'. Reverse all words of length '3' in the given sentence.

Ex Output:
a triangular grouping of tej planes flying in eht yks


Ex Input:
Sentence: 'tourists standing in the rain with colorful umbrellas looking towards a wall in an older architectural style'. Reverse all words of length '13' in the given sentence.

Ex Output:

tourists standing in the rain with colorful umbrellas looking towards a wall in an older larutcetihcra style