[0:v]split=4[c0v][c1v][c2v][c3v];[0:a]asplit=4[c0a][c1a][c2a][c3a];[c0v] trim=start=0:end=23.26,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t0v]; [c0a] atrim=start=0:end=22.76,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=38.57999999999993:end=41.839999999999925,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t1v]; [c1a] atrim=start=38.57999999999993:end=41.339999999999925,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=50.33999999999992:end=60.56999999999992,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t2v]; [c2a] atrim=start=50.33999999999992:end=60.06999999999992,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=70.38999999999999:end=77.74999999999999,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t3v]; [c3a] atrim=start=70.38999999999999:end=77.74999999999999,asetpts=PTS-STARTPTS [t3a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=22.76[vfade1];[vfade1][t2v]xfade=transition=fade:duration=0.5:offset=25.520000000000003[vfade2];[vfade2][t3v]xfade=transition=fade:duration=0.5:offset=35.25[outv];[t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];