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 tennis player is holding a tennis racket with the crowd in the background'. Reverse all words of length '3' in the given sentence.
answer:
a tennis player is holding a tennis racket with eht crowd in eht background


question:
Sentence: 'three people in a dog carrying items walking along the beach'. Reverse all words of length '7' in the given sentence.
answer:
three people in a dog carrying items gniklaw along the beach


question:
Sentence: 'a black cat on a desk near a closed laptop computer'. Reverse all words of length '8' in the given sentence.
answer:

a black cat on a desk near a closed laptop retupmoc