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.
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Question: Sentence: 'a group of five people in white snow outfits cross country skiing'. Reverse all words of length '5' in the given sentence.

Answer: a puorg of five people in etihw snow outfits ssorc country skiing


Question: Sentence: 'this is people standing in a field with kites'. Reverse all words of length '8' in the given sentence.

Answer: this is people gnidnats in a field with kites


Question: Sentence: 'a cake with a piece cut out is shown in a box'. Reverse all words of length '4' in the given sentence.

Answer:
a ekac htiw a piece cut out is shown in a box