MThd `MTrk X / MTrk A MIDITrack #4 @ @ e d @ @ ( @ e d @ @ ( @ >P e d @ @ ( @> APA EPE JPJ MPM QPQ VPV QPQ MPM JPJ VPV QPQ MPM JPJ EPE APA =P= APA EPE IPI MPM QPQ UPU QPQ MPM IPI UPU QPQ MPM IPI EPE APA