7-String Guitar Chord Chart and Tabs in b standard Tuning

Labm13, Lab-13, Lab min13
Notes: La♭, Do♭, Mi♭, Sol♭, Si♭, Ré♭, Fa
7,7,6,6,7,6,6 (2311411)
6,7,6,6,7,7,6 (1211341)
7,6,6,6,7,6,7 (2111314)
6,6,6,6,7,7,7 (1111234)