Ukulele Chord Chart and Tabs in Open G flat Tuning

Sibm2, Sibmadd2, Sibmadd9
Notes: Si♭, Re♭, Fa, Do
6,7,8,5 (2341)
5,7,8,6 (1342)
10,0,10,6 (2.31)
6,0,10,10 (1.23)