List of Helsinki Metro stations

Columns: Station | Opened | Transfer | Grade
Keilaniemi Kägeludden | 2017 | - | Underground | Koivusaari Björkholmen | 2017 | - | Underground | Kontula Gårdsbacka | 1986 | - | At-grade | Kulosaari Brändö | 1982 | - | At-grade | Lauttasaari Drumsö | 2017 | - | Underground | Matinkylä Mattby | 2017 | - | Underground | Mellunmäki Mellungsbacka | 1989 | - | Elevated

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