file '/data/codex-artifacts/contextra/action-model-eval/2026/2026-10-28_contextra-self-filming-original01-review_r01/clean_segments/part01.mp4'
file '/data/codex-artifacts/contextra/action-model-eval/2026/2026-10-28_contextra-self-filming-original01-review_r01/clean_segments/part02.mp4'
file '/data/codex-artifacts/contextra/action-model-eval/2026/2026-10-28_contextra-self-filming-original01-review_r01/clean_segments/part03.mp4'