Tell me the extra for tournament of olympic games
CREATE TABLE table_74557 (
    "Year" real,
    "Tournament" text,
    "Venue" text,
    "Result" text,
    "Extra" text
)
SELECT "Extra" FROM table_74557 WHERE "Tournament" = 'olympic games'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Tell me the extra for tournament of olympic games ### Input: CREATE TABLE table_74557 (
    "Year" real,
    "Tournament" text,
    "Venue" text,
    "Result" text,
    "Extra" text
) ### Response: SELECT "Extra" FROM table_74557 WHERE "Tournament" = 'olympic games'