WEBVTT
00:00:00.000 --> 00:00:10.000 line:10
This is a test subtitle
00:00:00.000 --> 00:00:10.000 line:48%
This is another test subtitle
WEBVTT
00:00:00.000 --> 00:00:10.000 line:10
This is a test subtitle
00:00:00.000 --> 00:00:10.000 line:48%
This is another test subtitle