[0:v]split=4[c0v][c1v][c2v][c3v];[0:a]asplit=4[c0a][c1a][c2a][c3a];[c0v] trim=start=1431.17:end=1506.15,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t0v]; [c0a] atrim=start=1431.17:end=1506.15,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=1508.23:end=1539.19,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t1v]; [c1a] atrim=start=1508.23:end=1539.19,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=1539.23:end=1541.33,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t2v]; [c2a] atrim=start=1539.23:end=1540.83,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=2313.01:end=2351.6600000000003,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t3v]; [c3a] atrim=start=2313.01:end=2351.6600000000003,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]xfade=transition=fade:duration=0.5:offset=107.53999999999999[outv];[t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];