List of Helsinki Metro stations

Columns: Station | Opened | Transfer | Grade
Myllypuro Kvarnbäcken | 1986 | - | At-grade | Niittykumpu Ängskulla | 2017 | - | Underground | Puotila Botby gård | 1998 | - | Underground | Rautatientori Järnvägstorget / Central Railway Station | 1982 | Tram : 3 5 6 6T 7 9 Commuter rail | Underground | Rastila Rastböle | 1998 | - | At-grade | Ruoholahti Gräsviken | 1993 | Tram : 8 | Underground

Example questions:
What year was the Helsinki metro station opened that was designed by Irmeli Grundström and Juhani Vainio ? | What is the grade of the Helsinki metro station that has 240 bicycle and 420 car parking spaces ? | What year was the Helsinki metro station opened that was designed by architect bureau Toivo Karhunen Oy ? | What is the grade of the Helsinki metro station that is located inside the Otaniemi campus ? | What is the grade of the Helsinki metro station that has 97 bicycle and 40 car parking spaces ?

Answers:
1998 | At-grade | 1989 | Underground | At-grade