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: 'the large crowd came to watch the baseball game'. Reverse all words of length '3' in the given sentence.
answer:
eht large crowd came to watch eht baseball game


question:
Sentence: 'a dog is sleeping on a boat in the water'. Reverse all words of length '2' in the given sentence.
answer:
a dog si sleeping no a boat ni the water


question:
Sentence: 'a white polar bear stands on a wooden thing'. Reverse all words of length '6' in the given sentence.
answer:

a white polar bear sdnats on a nedoow thing