What were the competitions when the away team was fk kozara gradiska?
CREATE TABLE table_31311 (
    "Date" text,
    "Competition" text,
    "Location" text,
    "Home Team" text,
    "Result" text,
    "Away Team" text
)
SELECT "Competition" FROM table_31311 WHERE "Away Team" = 'FK Kozara Gradiska'
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: What were the competitions when the away team was fk kozara gradiska? ### Input: CREATE TABLE table_31311 (
    "Date" text,
    "Competition" text,
    "Location" text,
    "Home Team" text,
    "Result" text,
    "Away Team" text
) ### Response: SELECT "Competition" FROM table_31311 WHERE "Away Team" = 'FK Kozara Gradiska'