[0:v]split=4[c0v][c1v][c2v][c3v];[0:a]asplit=4[c0a][c1a][c2a][c3a];[c0v] trim=start=0:end=35.06,setpts=PTS-STARTPTS,fps=15,settb=AVTB [t0v]; [c0a] atrim=start=0:end=35.06,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=35.809999999999945:end=73.51999999999995,setpts=PTS-STARTPTS,fps=15,settb=AVTB [t1v]; [c1a] atrim=start=35.809999999999945:end=73.51999999999995,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=75.39899999999989:end=82.76999999999988,setpts=PTS-STARTPTS,fps=15,settb=AVTB [t2v]; [c2a] atrim=start=75.39899999999989:end=82.76999999999988,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=83.69000000000005:end=86.79900000000005,setpts=PTS-STARTPTS,fps=15,settb=AVTB [t3v]; [c3a] atrim=start=83.69000000000005:end=86.79900000000005,asetpts=PTS-STARTPTS [t3a]; [t0v][t1v]concat=n=2:v=1:a=0[vfade1]; [vfade1][t2v]concat=n=2:v=1:a=0[vfade2]; [vfade2][t3v]concat=n=2:v=1:a=0[outv]; [t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];