I just tabbed the intro and verse of guitar 1 (deniz), enjoy! :)
Intro
E |-11-11-11-11-11-11-11-11-13-9-11-------------------------13-9-13----|
H |---------------------------------11-11-11-11-11-11-11-11------------|
G |--------------------------------------------------------------------|
D |--------------------------------------------------------------------|
A |--------------------------------------------------------------------|
E |--------------------------------------------------------------------|
[ Tab from: https://www.guitartabs.cc/tabs/f/fotos/serenaden_tab.html ]
E |-11-11-11-11-11-11-11-11-13-9-11-------------------------13-9-11----|
H |---------------------------------11-11-11-11-11-11-11-11---------11-|
G |--------------------------------------------------------------------|
D |--------------------------------------------------------------------|
A |--------------------------------------------------------------------|
E |--------------------------------------------------------------------|
Verse
E |-13-9-11--11-11-11-11-11-11-11-13-9-11------------------------13-9--|
H |--------11-----------------------------11-11-11-11-11-11-11-11----11|
G |--------------------------------------------------------------------|
D |--------------------------------------------------------------------|
A |--------------------------------------------------------------------|
E |--------------------------------------------------------------------|
E |-8-8-8-8-8-8-8-8-13-9-----------------------------------------------|
H |---------------------11---------------------------------------------|
G |--------------------------------------------------------------------|
D |--------------------------------------------------------------------|
A |--------------------------------------------------------------------|
E |--------------------------------------------------------------------|