Question: What is the final for Middleweight –75 kg?
SQL: SELECT "Final" FROM "2-10831471-12" WHERE "Event" = 'Middleweight –75 kg';

Question: For the Light heavyweight –81 kg event that Did not advance to semifinal, who was the athlete?
SQL: SELECT "Athlete" FROM "2-10831471-12" WHERE "Semifinal" = 'Did not advance' AND "Event" = 'Light heavyweight –81 kg';

Question: What was the final for Rouhollah Hosseini?
SQL: SELECT "Final" FROM "2-10831471-12" WHERE "Athlete" = 'Rouhollah Hosseini';

Question: When the round of 32 was N/A and quarterfinal was Did not advance, what was the round of 16?
SQL: SELECT "Round of 16" FROM "2-10831471-12" WHERE "Quarterfinal" = 'Did not advance' AND "Round of 32" = 'N/A';