Question: When did Chang Myon (장면) leave office?
SQL: SELECT "Left office" FROM "2-1712482-2" WHERE "Romanized (Hangul)" = 'Chang Myon (장면)';

Question: When did the vice president with a vice over 6 take office?
SQL: SELECT "Took office" FROM "2-1712482-2" WHERE "Vice" > 6.0;