instruction:
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.
question:
Sentence: 'a group of boys surfing in water'. Reverse all words of length '4' in the given sentence.
answer:
a group of syob surfing in water


question:
Sentence: 'a teddy bear sits on top of a furniture in front of a camera'. Reverse all words of length '2' in the given sentence.
answer:
a teddy bear sits no top fo a furniture ni front fo a camera


question:
Sentence: 'two zebras making love next to small white barn'. Reverse all words of length '4' in the given sentence.
answer:

two zebras making evol txen to small white nrab