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: 'three clocks on a wall telling different times on it'. Reverse all words of length '1' in the given sentence.

SOLUTION: three clocks on a wall telling different times on it

PROBLEM: Sentence: 'several people on a large court playing tennis'. Reverse all words of length '1' in the given sentence.

SOLUTION: several people on a large court playing tennis

PROBLEM: Sentence: 'a room containing a television and a lounge chair with books on it'. Reverse all words of length '6' in the given sentence.

SOLUTION:
a room containing a television and a egnuol chair with books on it