Question: If second is Sergey Sirotkin, what is the third name?
SQL: SELECT "Third" FROM "1-25563779-4" WHERE "Second" = 'Sergey Sirotkin';

Question: If the third name is Bruno Bonifacio, what is the champion?
SQL: SELECT "Champion" FROM "1-25563779-4" WHERE "Third" = 'Bruno Bonifacio';

Question: Who is the champion if the national trophy/rookie is not held?
SQL: SELECT "Champion" FROM "1-25563779-4" WHERE "National Trophy/Rookie" = 'not held';

Question: If the national trophy/rookie is Simone Iaquinta, what is the season total number?
SQL: SELECT COUNT("Season") FROM "1-25563779-4" WHERE "National Trophy/Rookie" = 'Simone Iaquinta';

Question: If the national trophy/rookie is Gerrard Barrabeig, what is the name of the second?
SQL: SELECT "Second" FROM "1-25563779-4" WHERE "National Trophy/Rookie" = 'Gerrard Barrabeig';