How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

A Long Way to Tipperary

England Military March

"A Long Way to Tipperary" is a British music hall song from World War I, written by Jack Judge and co-credited to Harry Williams. It became popular among soldiers in the trenches during the war and is often associated with British and Commonwealth military units. The song's catchy melody and simple lyrics evoke sentiments of longing and homesickness, reflecting the experiences of soldiers far from home. "A Long Way to Tipperary" remains a nostalgic and enduring symbol of the sacrifices and camaraderie of those who served during the war.

A Long Way to Tipperary - ROYAL IRISH RANGERS
Jack Judge

fa sol la la
la si DO RE MI
DO si la sol la mi

fa sol la la
la si DO RE MI
si DO RE sol la si DO

fa sol la la
la si DO RE MI
DO fa# sol la si

sol la si si si
sol la sol fa# mi
sol re sol la sol