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 pair of melted scissors on top of a reflective surface'. Reverse all words of length '7' in the given sentence.

SOLUTION: a pair of melted scissors on top of a reflective ecafrus

PROBLEM: Sentence: 'a triangular grouping of jet planes flying in the sky'. Reverse all words of length '3' in the given sentence.

SOLUTION: a triangular grouping of tej planes flying in eht yks

PROBLEM: Sentence: 'two antique vases are set next to each other on a table'. Reverse all words of length '2' in the given sentence.

SOLUTION:
two antique vases are set next ot each other no a table