1WEBVTT 2 3NOTE No API for accessing region ids, so using lines to uniquely identify regions 4 5REGION 6id:foo 7id:bar 8lines:1 9 10REGION 11id:bar id:foo 12lines:2 13 14REGION 15id:id 16id: foo 17id :bar 18lines:3 19 20REGION 21id: 22lines:4 23 2400:00:00.000 --> 00:00:01.000 region:foo 25valid 26 2700:00:00.000 --> 00:00:01.000 region:bar 28valid 29 3000:00:00.000 --> 00:00:01.000 region:id 31valid 32 3300:00:00.000 --> 00:00:01.000 region: 34valid 35