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 large long train on a steel track'. Reverse all words of length '2' in the given sentence.

Answer: a large long train no a steel track


Question: Sentence: 'giraffes are standing in the grass near water and trees'. Reverse all words of length '4' in the given sentence.

Answer: giraffes are standing in the grass raen water and trees


Question: Sentence: 'a man riding on a skateboard down a ramp'. Reverse all words of length '3' in the given sentence.

Answer:
a nam riding on a skateboard down a ramp