[0:v]split=3[c0v][c1v][c2v];[0:a]asplit=3[c0a][c1a][c2a];[c0v] trim=start=0:end=19.81,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t0v]; [c0a] atrim=start=0:end=19.31,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=137.89:end=161.73,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t1v]; [c1a] atrim=start=137.89:end=161.23,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=174.07:end=189.95999999999998,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t2v]; [c2a] atrim=start=174.07:end=189.95999999999998,asetpts=PTS-STARTPTS [t2a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=19.31[vfade1];[vfade1][t2v]xfade=transition=fade:duration=0.5:offset=42.65[outv];[t0a][t1a][t2a]concat=n=3:v=0:a=1[outa];