Guitar Chord Chart and Tabs in Em7 Tuning

GbmM7, Gbm#7, Gb-M7, Gb−Δ7, Gb−Δ, Gb minmaj7
Notes: G♭, B♭♭, D♭, F
x,6,x,2,6,2 (x2x131)
x,2,x,6,6,2 (x1x231)
2,6,x,2,6,x (12x13x)
2,2,x,6,6,x (11x23x)