[0:v]split=2[c0v][c1v];[0:a]asplit=2[c0a][c1a];[1:v]split=2[c2v][c3v];[1:a]asplit=2[c2a][c3a];[2:v]split=1[c4v];[2:a]asplit=1[c4a];[3:v]split=1[c5v];[3:a]asplit=1[c5a];[c0v] trim=start=0:end=18.79,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t0v]; [c0a] atrim=start=0:end=18.79,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=19.599999999999966:end=28.489999999999966,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t1v]; [c1a] atrim=start=19.599999999999966:end=27.989999999999966,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=0:end=15.69,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t2v]; [c2a] atrim=start=0:end=15.69,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=16.6099999999999:end=23.2399999999999,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t3v]; [c3a] atrim=start=16.6099999999999:end=22.7399999999999,asetpts=PTS-STARTPTS [t3a]; [c4v] trim=start=0:end=23.18,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t4v]; [c4a] atrim=start=0:end=22.68,asetpts=PTS-STARTPTS [t4a]; [c5v] trim=start=0:end=22.05,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t5v]; [c5a] atrim=start=0:end=22.05,asetpts=PTS-STARTPTS [t5a]; [t0v][t1v]concat=n=2:v=1:a=0[vfade1]; [vfade1][t2v]xfade=transition=fade:duration=0.5:offset=27.18[vfade2];[vfade2][t3v]concat=n=2:v=1:a=0[vfade3]; [vfade3][t4v]xfade=transition=fade:duration=0.5:offset=49[vfade4];[vfade4][t5v]xfade=transition=fade:duration=0.5:offset=71.68[outv];[t0a][t1a][t2a][t3a][t4a][t5a]concat=n=6:v=0:a=1[outa];