standard tuning Intro/bridge
----------------|--------------|--------------|--------------|
----------------|--------------|--------------|--------------|
12/8-8-88-88-888|/4-4-44-44-444|/2-2-22-22-222|/6-6-66-66-666| X2
----------------|--------------|--------------|--------------|
Verse
------------------------------------------------------------------------|
------------------------------------------------------------------------|
88888888|88888888|88888888|88888888|/44444444|44444444|44444444|44444444
------------------------------------------------------------------------
------------------------------------|---|
------------------------------------|---|
/88888888|88888888|88888888|88888888|0-0
------------------------------------|---
Pre Chorus and Chorus
--------|--------|--------|--------| [-------------]
--------|--------|--------|--------| X2 [-------------]
4444-444|6666-666|2222-222|0000-000| [4-4-4-4-5-5--] this part only on
--------|--------|--------|--------| [-------------] pre-chorus
order: Intro Verse pre-chorus Chorus verse pre-chorus chorus bridge pause pre-chorus chorus bridge
Source: http://www.guitartabs.cc/tabs/i/inme/safe_in_a_room_btab.html