this is the fast part of the intro. you know all the 
signs e.g. h, tr, p

standard tuning

|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------
|000000000000000000000000000000000000000000000000000000
|------------------------------------------------------

||--|   
||--|   
||--|   
||--|x4 
||00|   
||--|   


|------------------------------------------------------
|9h10h1110h11h1211h12h1312h13h1413h14h1514h15h1615h16h1
|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------

||-----------------| 
||716h17h1817h18h19| 
||-----------------| 
||-----------------| 
||-----------------| 
||-----------------| 


|------------------------| 
|18h19h2019h20h2120h21h22| 
|------------------------| 
|------------------------| 
|------------------------| 
|------------------------| 


|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------
|------------------------------------------------------
|000000000000000000000000000000000000000000000000000000
|------------------------------------------------------

||--|   
||--|   
||--|   
||--|x4 
||00|   
||--|   


powerchords

|-----------|   
|-----------|   
|-----------|   
|4-4-7-7-4-4|x8 
|2-2-5-5-2-2|   
|-----------|