|--------------------------------------------|
|----------------3(x12)-5(x6)-3-3-3----------|
|-2(x12)-5(x12)---------------------5-5-0-2--|
|--------------------------------------------|x2
|--------------------------------------------|
|--------------------------------------------|
[ Tab from: https://www.guitartabs.cc/tabs/t/the_xx/intro_tab_ver_2.html ]
|----------------------------------|
|---------3-3-------------3-3------|
|-2-2-5-5------5-5-2-5-5------5-5--|
|----------------------------------|
|----------------------------------|
|----------------------------------|
|-----------------------------------|
|---------5-5-----3-3-----5-5-------|
|-2-2-5-5-----5-5-----5-5-----5-5-2-|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
Repeat all one more time and then the ending:
|-----------------------------------|
|-----------------------------------|
|-2---2/5--7-9-5---5/7--12--7/9--5--|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|