| WEBVTT | |
| Region: id=foo width=40% lines=3 regionanchor=0%,100% viewportanchor=10%,90% scroll=up | |
| Region: id=bar width=40% lines=3 regionanchor=100%,100% viewportanchor=90%,90% scroll=up | |
| 00:00:00.000 --> 00:00:01.000 region:foo | |
| text0 | |
| 00:00:00.000 --> 00:00:01.000 region:bar | |
| text1 |