instruction:
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.
question:
Sentence: 'a person on a surfboard riding a wave in the water'. Reverse all words of length '5' in the given sentence.
answer:
a person on a surfboard riding a wave in the retaw


question:
Sentence: 'a bathroom with two doors and both of them are ajar'. Reverse all words of length '4' in the given sentence.
answer:
a bathroom htiw two doors and htob of meht are raja


question:
Sentence: 'there is a young boy throwing a baseball'. Reverse all words of length '8' in the given sentence.
answer:

there is a young boy gniworht a llabesab