Definition: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Input: Chukchi Sea is a marginal sea of the Arctic Ocean .
Output:
Chukchi Sea ( Russian : , ) , sometimes referred to as the Chukotsk Sea or the Sea of Chukotsk , is a marginal sea of the Arctic Ocean .