4-String Banjo Chord Chart and Tabs in Gbb Tuning

GismM7, Gism#7, Gis-M7, Gis−Δ7, Gis−Δ, Gis minmaj7
Notes: Gis, H, Dis, Fis♯
4,4,4,5 (1112)
4,0,0,1 (2..1)
4,8,0,5 (13.2)