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 red pair of scissors on top of an envelope'. Reverse all words of length '2' in the given sentence.
answer:
a red pair fo scissors no top fo na envelope


question:
Sentence: 'a baseball player leaping into the air to catch a baseball'. Reverse all words of length '3' in the given sentence.
answer:
a baseball player leaping into eht ria to catch a baseball


question:
Sentence: 'a man that is standing on a tennis court with a racquet'. Reverse all words of length '4' in the given sentence.
answer:

a man taht is standing on a tennis court htiw a racquet