TASK DEFINITION: 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.
PROBLEM: Sentence: 'a bird looks around as it sits on a wire'. Reverse all words of length '4' in the given sentence.

SOLUTION: a drib looks around as it stis on a eriw

PROBLEM: Sentence: 'the tennis players are participating in a lively match'. Reverse all words of length '6' in the given sentence.

SOLUTION: the sinnet players are participating in a ylevil match

PROBLEM: Sentence: 'a thin glass vase with yellow flowers and a bottle'. Reverse all words of length '5' in the given sentence.

SOLUTION:
a thin ssalg vase with yellow flowers and a bottle