Biko is the 4th track from Silent Alarm. Its pretty much the same.
                      
E||-------------------------------------------------------------------------------|
B||------1--5---------1--5----------5--------5------1--5---1--5-----5-------------|
G||--2-------------2----------2--1--------2------0-------0-------0----------------|
D||-------------------------------------------------------------------------------|
A||-------------------------------------------------------------------------------|
E||-------------------------------------------------------------------------------|


|---------------------------------------------||
|------1--5-------1---5-----1---5---------5---||
|---------------------------------------------||
|----3---------3---------3------------3-------|| And then it repeats. I think 
|---------------------------------------------|| it varies at one point, 
|---------------------------------------------|| lowering a string.