Which type had the unit greifswald - 7 (kgr 7) ?
CREATE TABLE table_name_15 (
    type VARCHAR,
    unit VARCHAR
)
SELECT type FROM table_name_15 WHERE unit = "greifswald - 7 (kgr 7)"
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: Which type had the unit greifswald - 7 (kgr 7) ? ### Input: CREATE TABLE table_name_15 (
    type VARCHAR,
    unit VARCHAR
) ### Response: SELECT type FROM table_name_15 WHERE unit = "greifswald - 7 (kgr 7)"