Question: How many rounds have a Grand Prix of German GP?
SQL: SELECT SUM("Round") FROM "2-12161822-4" WHERE "Grand Prix" = 'German GP';

Question: What is the largest round with a Race Title of Korean Grand Prix?
SQL: SELECT MAX("Round") FROM "2-12161822-4" WHERE "Race Title" = 'Korean Grand Prix';

Question: Which circuit has a Race Title of Japanese Grand Prix?
SQL: SELECT "Circuit" FROM "2-12161822-4" WHERE "Race Title" = 'Japanese Grand Prix';

Question: What is the smallest round with a Grand Prix of Indian GP?
SQL: SELECT MIN("Round") FROM "2-12161822-4" WHERE "Grand Prix" = 'Indian GP';

Question: Which date has a Race Title of DHL Turkish Grand Prix?
SQL: SELECT "Date" FROM "2-12161822-4" WHERE "Race Title" = 'DHL Turkish Grand Prix';