Table schema:
CREATE TABLE table_name_57 (seats_in_hamburgische_bürgerschaft VARCHAR, name__english_ VARCHAR)

Question: WHAT ARE THE SEATS IN Hamburgische Bürgerschaft WITH THE NAME alliance '90/the greens?
SQL: SELECT seats_in_hamburgische_bürgerschaft FROM table_name_57 WHERE name__english_ = "alliance '90/the greens"