Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_14603212_5 (school_year VARCHAR, class_aAAA VARCHAR, Gregory VARCHAR, Portland VARCHAR)
### Question:
What are all the school years where class AAAA is in Gregory-Portland? 
### Answer:
SELECT school_year FROM table_14603212_5 WHERE class_aAAA = Gregory - Portland