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 baseball player sliding to a base and another trying to catch a ball'. Reverse all words of length '8' in the given sentence.
answer:
a llabesab player sliding to a base and another trying to catch a ball


question:
Sentence: 'an elephant is in a large field standing in the grass'. Reverse all words of length '1' in the given sentence.
answer:
an elephant is in a large field standing in the grass


question:
Sentence: 'an elephant walks in the shallow water by the grass'. Reverse all words of length '7' in the given sentence.
answer:

an elephant walks in the wollahs water by the grass