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_1015521_2 (rank_in_english VARCHAR, commonwealth_equivalent VARCHAR)
### Question:
Give me a list of all spanish officer titles that could receive recognition as group captain in english
### Answer:
SELECT rank_in_english FROM table_1015521_2 WHERE commonwealth_equivalent = "Group Captain"