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 woman is hiding behind a man holding a skateboard'. Reverse all words of length '1' in the given sentence.
answer:
a woman is hiding behind a man holding a skateboard


question:
Sentence: 'a group of people eating a cake on a table'. Reverse all words of length '6' in the given sentence.
answer:
a group of elpoep gnitae a cake on a table


question:
Sentence: 'birds sitting on top of a walking elephant'. Reverse all words of length '8' in the given sentence.
answer:

birds sitting on top of a walking tnahpele