E|----------------------|
B|--5---3-5-------------|
G|----4-------4---4-----|
D|----------2---5-------|
A|----------------------|
E|----------------------|

Then before the main riff comes in the synths play something based around this idea:

E|----------3-------------------------|
B|--------3------3--------2-5-----5---|
G|------4------4--------2-------2-----|
D|----5------5--------2-------2-------| x6
A|--5---------------4-----------------|
E|------------------------------------|

Final riff that's repeated for the majority of the second half of the song:
E|------------------------------------------------------------------------------|
B|------------------------------------------------------------------------------|
G|------------------------------------------------------------------------------|
D|------------------------------------------------------------------------------|
A|------------------------------------------------------------------------------|
E|--12-12-10-7-5-3-12-12-10-7-5-3--5p3-5p3-0-5p3-5p3-5p3-0-5p3-5p3-0-5-5-3~-----|

"safe, safe and safest..." etc
E|---------------------|
B|---------------------|
G|---------------------|
D|---------------------|
A|---------------------|
E|--7~~~~--5~~~--------|