if you know chords the progression is as follows
D, F#, Bm, C, G, D
the intro is tough to get exact but i can guide you to almost perfect
D F# Bm C G
e---------------------2---------2-------------------3--------3--------------|
B--------7------------2---------3---------5---------3--------3--------7-----|
G--------7------------3---------4---------5---------4--------4--------7-----|
D--------7------------4---------4---------5---------5--------5--------7-----|
A--5-5-------5--------4----2-2-----2--3-3----3------5--------5----5-5-------|
E----------------2-2-----2----------------------3-3----3-3-3----3-----------|
[ Tab from: http://www.guitaretab.com/t/the-beautiful-unknown/194199.html ]
throw in that transition........then it repeats
|
v
e-------------------------------------------------------------------|
B---------------7---------------------------------------------------|
G--2--4--6------7---------------------------------------------------|
D---------------7---------------------------------------------------|
A--0--2--4--5-5-----------------------------------------------------|
E-------------------------------------------------------------------|
And the Chorus is most likely done in power chords
e--------------------------------------------------------------------------|
B--------------------------------------------------------------------------|
G--7-7--------------4-4-----5-5------------------7-7-----------------------|
D--7-7------4-4-----4-4-----5-5----5-5-----5-5---7-7-----------------------|
A--5-5--5---4-4-----2-2--2--3-3-3--5-5-----5-5---5-5-----------------------|
E -----------2-2--2-----------------3-3--3--3-3-3--------------------------|