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 triangular grouping of jet planes flying in the sky'. Reverse all words of length '3' in the given sentence.
answer:
a triangular grouping of tej planes flying in eht yks


question:
Sentence: 'an aerial view of a small bathroom stall'. Reverse all words of length '8' in the given sentence.
answer:
an aerial view of a small moorhtab stall


question:
Sentence: 'a male skateboarder doing an aerial trick'. Reverse all words of length '5' in the given sentence.
answer:

a male skateboarder gniod an aerial kcirt