SPEAKER waveform 1 0.520 481.997 <NA> <NA> SPEAKER_00 <NA> <NA>
SPEAKER waveform 1 127.142 0.085 <NA> <NA> SPEAKER_01 <NA> <NA>
SPEAKER waveform 1 483.319 245.802 <NA> <NA> SPEAKER_00 <NA> <NA>
SPEAKER waveform 1 672.090 0.085 <NA> <NA> SPEAKER_01 <NA> <NA>
