Here is "FFI - Victory":
BBBB--G-
-A--B-AB
All the high notes or all the low notes will work.
Here is "King Dedede's Theme - Super Smash Bros. Brawl":
CA---GAC
--A---zz
All the high notes or all the low notes will work.
Here is "Frosty the Snowman":
G-EFGC-C
DCBAG---
Low E, all other notes high.
Here is "LOVELYZ (러블리즈) - TWINKLE (종소리) PIANO 피아노 커버":
E---G---
C-BA--G-
Low E, all other notes high.
And:
G-CBA-G-
A-B---zz
All the high notes or all the low notes will work.