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

Sibm13, Sib-13, Sib min13
Notes: Si♭, Re♭, Fa, La♭, Do, Mi♭, Sol
9,9,8,8,9,8,8 (2311411)
8,9,8,8,9,9,8 (1211341)
9,8,8,8,9,8,9 (2111314)
8,8,8,8,9,9,9 (1111234)