You can import any midi track from any midi file using File | Import | Import Melody from Midi file command. (Import Soloist command can also be used).

The command can import any track, not only the melody.

Once the track is imported onto a track in BIAB, it can be edited to whatever you want.

Attached Files (Click to download or enlarge) (Only available when you are logged in)
Import Medody Track.jpg (154.29 KB, 33 downloads)
Import Midi File Menu.jpg (75.18 KB, 33 downloads)

BIAB 2025:RB 2025, Latest builds: Dell Optiplex 7040 Desktop; Windows-10-64 bit, Intel Core i7-6700 3.4GHz CPU and 16 GB Ram Memory.