Question: What is the Date, when the Winner is Aaron Gustavson?
SQL: SELECT "Date" FROM "2-1296513-6" WHERE "Winner" = 'Aaron Gustavson';

Question: What is the Date, when the City is Warsaw?
SQL: SELECT "Date" FROM "2-1296513-6" WHERE "City" = 'Warsaw';

Question: What is the Prize, when the Winner is Aaron Gustavson?
SQL: SELECT "Prize" FROM "2-1296513-6" WHERE "Winner" = 'Aaron Gustavson';

Question: Who is the Winner, when the City is Berlin?
SQL: SELECT "Winner" FROM "2-1296513-6" WHERE "City" = 'Berlin';