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 motorcycle parked on the street and next to parked cars'. Reverse all words of length '1' in the given sentence.

SOLUTION: a motorcycle parked on the street and next to parked cars

PROBLEM: Sentence: 'a person wearing a black jacket is standing next to a horse'. Reverse all words of length '8' in the given sentence.

SOLUTION: a person wearing a black jacket is gnidnats next to a horse

PROBLEM: Sentence: 'a wall is covered with animal heads and behind glass'. Reverse all words of length '5' in the given sentence.

SOLUTION:
a wall is covered with animal sdaeh and behind ssalg