mma 20.02-1 (ppc64el binary) in ubuntu focal

 “MMA—Musical MIDI Accompaniment” is an accompaniment generator.
 It creates MIDI tracks for a soloist to perform over from
 a user-supplied file containing chords and MMA directives.
 .
 MMA is very versatile and generates excellent tracks. It comes
 with an extensive user-extendable library with a variety of patterns
 for various popular rhythms, detailed user manuals, and several demo songs.
 .
 MMA is a command-line driven program. It creates MIDI files which are then
 played by a sequencer or MIDI file play program.