Task: Question Answering
Input (English): passage: The Greenland shark (Somniosus microcephalus), also known as the gurry shark or grey shark, or by the Kalaallisut name eqalussuaq, is a large shark of the family Somniosidae (``sleeper sharks''), closely related to the Pacific and southern sleeper sharks. The distribution of this species is mostly restricted to the waters of the North Atlantic Ocean and Arctic Ocean.
 question: do any sharks live in the arctic ocean?
Output (English): Yes