Tuning: EADGBe REMMUS-Hundred Reasons
The song probably isn't in standard tuning, but this is the intro in standard.
p: pull-off
[ Tab from: https://www.guitartabs.cc/tabs/h/hundred_reasons/remmus_tab_ver_3.html ]
e|-----------------------------------------------------------------------------
B|-------------------------3------------------------------------------------3--
G|------2------------0-----------0-----2-p0-----0--------2------------0--------
D|---0------------0-----0-----0-----0--------0--------0------------0-----0-----
A|2------------------------------------------------2---------------------------
E|---------2------------------------------------------------2------------------
(continued)
e|------------------------------------------------------------------------
B|------------------------------------------------------------------------
G|---0-----2-p0-----0--2--2--2--2----2--2--2----2--2--2----2--2----------2
D|0-----0--------0-----0--0--0--2----2--2--0----0--0--2----2--2-------0--- etc.
A|---------------------2--2--2--0----0--0--0----0--0--0----0--0----2------
E|-----------------------------------------2----2--2----------------------
It repeats after the chords.