Sorry the intro isn't 100% but its close.
[ Tab from: http://www.guitaretab.com/b/before-the-dawn/326177.html ]
Intro
|--------------------------------------------------------------|
|--------------------------------------------------------------|
|14--14-14--14-------------------------14--14-14--14-----------|
|12--12-12--12-------------------------12--12-12--12-----------|
|--------------------------------------------------------------|
|--------------0-0-0-0-0-0-0-0-0-0-0-0---------------0-0-0-0-0-|
. . . . . . . . . . . . . . . . .
|----------------------------------------------------|
|----------------------------------------------------|
|---------------15--15-15--15------------------------|
|---------------12--12-12--12------------------------|
|----------------------------------------------------|
|-0-0-0-0-0-0-0---------------0-0-0-0-0-0-0-0-0-0-0-0|
. . . . . . . . . . . . . . . . . . .
|---------------------------------------------------------------|
|---------------------------------------------------------------|
|-12--12-12--12-------------------------14--14-14--14-----------|
|-10--10-10--10-------------------------12--12-12--12-----------|
|---------------------------------------------------------------|
|---------------0-0-0-0-0-0-0-0-0-0-0-0---------------0-0-0-0-0-|
. . . . . . . . . . . . . . . . .
|----------------------------------------------------|
|----------------------------------------------------|
|---------------14--14-14--14------------------------|
|---------------12--12-12--12------------------------|
|----------------------------------------------------|
|-0-0-0-0-0-0-0---------------0-0-0-0-0-0-0-0-0-0-0-0|
. . . . . . . . . . . . . . . . . . . .
|------------------------------------------------------------------------------|
|-15--15-15--15----------------------------------------------------------------|
|-14--14-14--14-------------------------10--10-10--10-------9---9--9---9-------|
|-12--12-12--12-------------------------12--12-12--12-------11--11-11--11------|
|------------------------------------------------------------------------------|
|---------------0-0-0-0-0-0-0-0-0-0-0-0---------------0-0-0---------------0-0-0| 2x
. . . . . . . . . . . . . . . . . .
Verse
|--------------------------------------------------|
|-6--6-6--6-------------------------6--6-6--6------|
|-7--7-7--7-------------------------7--7-7--7------|
|-7--7-7--7-------------------------7--7-7--7------|
|-5--5-5--5-------------------------5--5-5--5------|
|-----------0-0-0-0-0-0-0-0-0-0-0-0-----------0-0-0|
. . . . . . . . . . . . . . .
|----------------------------------------------------|
|-------------------4--4-4--4------------------------|
|-------------------5--5-5--5------------------------|
|-------------------5--5-5--5------------------------|
|-------------------3--3-3--3------------------------|
|-0-0-0-0-0-0-0-0-0-----------0-0-0-0-0-0-0-0-0-0-0-0|
. . . . . . . . . . . . . . . . . . . . .
|--------------------------------------------------|
|-4--4-4--4-------------------------6--6-6--6------|
|-5--5-5--5-------------------------7--7-7--7------|
|-5--5-5--5-------------------------7--7-7--7------|
|-3--3-3--3-------------------------5--5-5--5------|
|-----------0-0-0-0-0-0-0-0-0-0-0-0-----------0-0-0|
. . . . . . . . . . . . . . .
|----------------------------------------------------|
|-------------------6--6-6--6------------------------|
|-------------------7--7-7--7------------------------|
|-------------------7--7-7--7------------------------|
|-------------------5--5-5--5------------------------|
|-0-0-0-0-0-0-0-0-0-----------0-0-0-0-0-0-0-0-0-0-0-0|
. . . . . . . . . . . . . . . . . . . . .
|------------------------------------------------|
|------------------------------------------------|
|-5--5-5--5-------5--5-5--5----------------------|
|-5--5-5--5-------5--5-5--5-------5--5-5--5------|
|-3--3-3--3-------3--3-3--3-------5--5-5--5------|
|-----------0-0-0-----------0-0-0-5--5-5--5-0-0-0| 2x
. . . . . . . . .
Riff/pre-chorus?
|-------------------------------------------------------|
|-------------------------------------------------------|
|-------------------------------------------------------|
|------12---12-------12---12-------10---10--------------|
|------------------------------------------------10---10|
|8-8-8----8----8-8-8----8----8-8-8----8----8-8-8----8---|
. . . . . . . . . . . . . . . .
|--------------------------------------------------------|
|--------------------------------------------------------|
|--------------------------------------------------------|
|-----------------------------------10---10--------------|
|-------12---12-------12---12---------------------10---10|
|-0-0-0----0----0-0-0----0----0-0-0---------0-0-0----0---| 3x
. . . . . . . . . . . . . . .
|--------------------------------------------------------|
|--------------------------------------------------------|
|--------------------------------------------------------|
|-------12---12-------12---12-------10---10--------------|
|-------------------------------------------------10---10|
|-8-8-8----8----8-8-8----8----8-8-8----8----8-8-8----8---|
. . . . . . . . . . . . . . . .
|----------------------------------------------------|
|----------------------------------------------------|
|----------------------------------------------------|
|-----------------------------10-10-10-10-10-10-10-10|
|-------12---12-------12---12-10-10-10-10-10-10-10-10|
|-0-0-0----0----0-0-0----0----10-10-10-10-10-10-10-10|
. . . . . . . .
Chorus
|-------8----------------------------------8------10---8|
|----10---10-8---8-8-8-10--10p8---------10---10-8----8--|
|7------------------------------10--7-------------------|
|-------------------------------------------------------|
|-------------------------------------------------------|
|-------------------------------------------------------|
|--------------8-----------------------------------------|
|-8-10------10---10-8---8-8-8-10--10p8-------------------|
|-------7------------------------------10-9-b7-5-7~~5-5-7|
|--------------------------------------------------------|
|--------------------------------------------------------|
|--------------------------------------------------------| 2x
Play intro
Play verse
Play chorus 2x