The first guitar part, you strum up at the 3rd first and down on the two last

Em (022000@1)    Em (022000@1)    Em (022000@1)   Em (022000@1)EmE--0-------0-------0------0---0-----------------------------------| (022000@1)B--0-------0-------0------0---0-----------------------------------|
G--0-------0-------0------0---0-----------------------------------|
D--2-------2-------2------2---2-----------------------------------|
A--2-------2-------2------2---2-----------------------------------|
E--0-------0-------0------0---0-----------------------------------|

Part number two is really banjo. But can be translated to guitar like this; 
but 
if you listen to the song you can hear that there are twice as many strokes. Again 
because it`s the banjo.

E----0-0--2-3--2-3--0------------0--2-3--2-3--5-7-3-7-------------|
B-0-------------------3--0-3--0-----------------------------------|
G-----------------------------------------------------------------|
D-----------------------------------------------------------------|
A-----------------------------------------------------------------|
E-----------------------------------------------------------------|

E-7-7-7-3--5-5-5-2--3-3-3-0--2-2-2--3--5--7--5--3--2--0-0-0---0-0-|
B-----------------------------------------------------------3-----|
G-----------------------------------------------------------------|
D-----------------------------------------------------------------|
A-----------------------------------------------------------------|
E-----------------------------------------------------------------|

Part three is also banjo and is just like part two but deeper and i s the main theme.

E----------------------------------------------------------------|
B----------------------------------------------------------------|
G-----------0-0----------------------0--0--2-4-0-4---------------|
D-----2-2--4-4--2-0---0-------2-2--4--4--------------------------|
A--2----------------2------2-------------------------------------|
E----------------------------------------------------------------|

E----------------------------------------------------------------|
B--0-0-0---------------------------------0-----------------------|
G--------0--2-2-2----0-0-0-----------0-2---2-0-------------------|
D-----------------4--------2--4-4-4------------4~--2-2-2-0-2-2~--|
A----------------------------------------------------------------|
E----------------------------------------------------------------|

Part four is a guitar part the ryhtm part (the verse and chorus)

this is the chords:

Em (022000@1)  G (320003@1)   Bm (x24432@1)  DE---0-----3-----2-----2------------------------------------------| (xx0232@1)B---0-----0-----2-----3------------------------------------------|
G---0-----0-----4-----2------------------------------------------|
D---2-----0-----4-----0------------------------------------------|
A---2-----2-----2-----x------------------------------------------|
E---0-----3-----x-----x------------------------------------------|

EmWhen (022000@1)on the road to sweet Athy,

GHurroo (320003@1)Hurroo

EmWhen (022000@1)on the road to sweet Athy,
 
 BmHurroo (x24432@1)Hurroo
 
 G (320003@1)                DWhen (xx0232@1)on the road to sweet Athy

Em (022000@1)                BmA (x24432@1)stick in the hand, A drop in the eye

G (320003@1)       D (xx0232@1)   Em (022000@1)    BmA (x24432@1)doleful damsel I heard cry
 
 EmJohnny (022000@1)I hardly knew ya

That goes all the song.
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