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.

[EX Q]: Sentence: 'dog lying on bottom of enclosed area with people'. Reverse all words of length '5' in the given sentence.
[EX A]: dog gniyl on bottom of enclosed area with people

[EX Q]: Sentence: 'a person holding a yummy looking hot dog'. Reverse all words of length '7' in the given sentence.
[EX A]: a person gnidloh a yummy gnikool hot dog

[EX Q]: Sentence: 'a woman standing holding a tennis racket out and a tennis ball is in the air in front of her on a tennis court'. Reverse all words of length '5' in the given sentence.
[EX A]:
a namow standing holding a tennis racket out and a tennis ball is in the air in tnorf of her on a tennis truoc