In BIAB, for jazz styles, a Dim chord will play as a Dim7.

BIAB does not support a polychord (a chord over a chord, like Cmaj7/Bb7), although I agree with the others that this is likely not what the OP is requesting.


BIAB 2025 Win Audiophile. Software: Studio One 7 Pro, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Roland Integra-7, Presonus 192 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.