Intro Part, basically the main rift.
Standard Tuning:
Lead: 
e|---------------------------------------------------------------------------|
B|---------------------------------------------------------------------------|
G|---------------------------------------------------------------------------|
D|3--(x4)6--(x4)--5--(x4)--8--(x4)-------------------------------------------|
A|1------4--------3--------6-------------------------------------------------|
E|---------------------------------------------------------------------------|

Rhythm: 
e|---------------------------------------------------------------------------|
B|---------------------------------------------------------------------------|
G|---------------------------------------------------------------------------|
D|1--------4--------3-------6------------------------------------------------|
A|1--(x4)--4--(x4)--3-(x4)--6--(x4)------------------------------------------|
E|1--------4--------3-------6------------------------------------------------|