Question: How did the ship named Proletarij finish its service?
SQL: SELECT "Fate" FROM "2-17264629-1" WHERE "Name of ship" = 'Proletarij';

Question: What is the average tonnage of the ship named Proletarij?
SQL: SELECT AVG("Tonnage") FROM "2-17264629-1" WHERE "Name of ship" = 'Proletarij';