Anatoli Kacharava
He is known for taking part in the arctic theater of the Second World War where he commanded a Soviet icebreaker "A . Sibiryakov" until its destruction by a German cruiser "Admiral Scheer" in August 24 , 1942 . 
<triplet> arctic theater <subj> Second World War <obj> conflict <triplet> Soviet <subj> Second World War <obj> significant event <triplet> A. Sibiryakov <subj> icebreaker <obj> instance of