user: Question: Which platforms can you play Portal 2 on?
Columns: ['Year', 'Game', 'Genre', 'Platform(s)', 'Developer(s)']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2001.0, 'Halo: Combat Evolved', '( First-Person ) Shooter', 'Xbox , Windows', 'Bungie Studios']
SQL:

assistant: SELECT "Platform(s)" FROM "Table" WHERE "Game" = 'Portal 2';