This is the riff played in Lamb - Gabriel
You can easily f?gure out when you have to start playing it...
U U U U U U U U U U U U U U U U
e ------------------------------------------------------------------------------------------|
B -----3-3-3-3--3-3-3-3----3-3-3-3--3-3-3-3-----3-3-3-3--3-3-3-3------3-3-3-3--3-3-3-3------|
G -----2-2-2-2--2-2-2-2----2-2-2-2--2-2-2-2-----2-2-2-2--2-2-2-2------2-2-2-2--2-2-2-2------|
D -----4-4-4-4--4-4-4-4----4-4-4-4--4-4-4-4-----4-4-4-4--4-4-4-4------4-4-4-4--4-4-4-4------|
A --2--------------------0-----------------------------------------0------------------------|
E -------------------------------------------3---------------------2------------------------|