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.

Sentence: 'several people flying kites on a sandy beach'. Reverse all words of length '7' in the given sentence.
lareves people flying kites on a sandy beach

Sentence: 'a double sink with a mirror and a venetian door'. Reverse all words of length '3' in the given sentence.
a double sink with a mirror dna a venetian door

Sentence: 'a group of people waiting in line on the side of the road'. Reverse all words of length '2' in the given sentence.

a group fo people waiting ni line no the side fo the road