Drake - Shades Of Gray, аккорды

Main riff:
e|------------------------------------------------------------------------------|
B|-----------------------------------------------6-----6-----6---6-----6-----6--|
G|---11-------11-------11-----8------8------8------6-----6---------6-----6------|
D|------13-------13-------------9------9-------8-----8-----8---8-----8-----8----|
A|-13------13-------13-----11-----11-----11-------------------------------------|
E|------------------------------------------------------------------------------|

Background riff:
e|------------|
B|-----7-6----|
G|---8--------|
D|-8----------|
A|------------|
E|------------|

Repetitive throughout the song, sound changes with different 
distortions.