user: Question: What is the altitude for the distance medellin downtown (km) is 42?
Columns: ['Municipalities', 'Extension km²', 'Population (hab)', 'Density (hab/ km² )', 'Altitude m', 'Distance Medellín Downtown ( km )']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Medellín', '380,64', '2 368 282*', '6 221,8', '1538', '0']
SQL:

assistant: SELECT "Altitude m" FROM "Table" WHERE "Distance Medellín Downtown ( km )" = '42';