Question: Which Scrapped/Sold has a Name as rebuilt of Trostan?
SQL: SELECT "Scrapped/Sold" FROM "2-12113888-1" WHERE "Name as rebuilt" = 'Trostan';

Question: Which Rebuilt has a Name as rebuilt of Binevanagh?
SQL: SELECT "Rebuilt" FROM "2-12113888-1" WHERE "Name as rebuilt" = 'Binevanagh';

Question: Which Rebuilt has a Builder of Derby, and a Name as rebuilt of Ben Madigan?
SQL: SELECT "Rebuilt" FROM "2-12113888-1" WHERE "Builder" = 'Derby' AND "Name as rebuilt" = 'Ben Madigan';

Question: Which Scrapped/Sold has a Builder of Derby, and a Name as rebuilt of Ben Madigan?
SQL: SELECT "Scrapped/Sold" FROM "2-12113888-1" WHERE "Builder" = 'Derby' AND "Name as rebuilt" = 'Ben Madigan';