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 on a court with a tennis racket'. Reverse all words of length '1' in the given sentence.
answer:
a woman on a court with a tennis racket


question:
Sentence: 'someone is sitting on a elephant and messing with the seat'. Reverse all words of length '7' in the given sentence.
answer:
enoemos is gnittis on a elephant and gnissem with the seat


question:
Sentence: 'a yellow and blue train traveling down tracks'. Reverse all words of length '4' in the given sentence.
answer:

a yellow and eulb train traveling nwod tracks