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

Open Your Eyes

Snow Patrol Pop

"Open Your Eyes" by Snow Patrol is performed in the key of D major. Released in 2006 as part of their album "Eyes Open," the song was both performed and written by the band, with Gary Lightbody handling the vocals. Known for its anthemic sound and emotive lyrics, "Open Your Eyes" became one of Snow Patrol's most successful singles, reaching high positions on charts worldwide. The song's melodic guitar riffs, driving rhythm, and soaring chorus make it a fan favorite and a staple of the band's live performances.