What are all the school years where class AAAA is in Gregory-Portland?
CREATE TABLE table_14603212_5 (
    school_year VARCHAR,
    class_aAAA VARCHAR,
    Gregory VARCHAR,
    Portland VARCHAR
)
SELECT school_year FROM table_14603212_5 WHERE class_aAAA = Gregory - Portland
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 are all the school years where class AAAA is in Gregory-Portland? ### Input: CREATE TABLE table_14603212_5 (
    school_year VARCHAR,
    class_aAAA VARCHAR,
    Gregory VARCHAR,
    Portland VARCHAR
) ### Response: SELECT school_year FROM table_14603212_5 WHERE class_aAAA = Gregory - Portland