/usr/share/help/cs/ is in pitivi 0.99-3.
This file is owned by root:root, with mode 0o755.
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/usr/share/help/cs/pitivi/
/usr/share/help/cs/pitivi/about.page
/usr/share/help/cs/pitivi/cheatsheet.page
/usr/share/help/cs/pitivi/codecscontainers.page
/usr/share/help/cs/pitivi/effects.page
/usr/share/help/cs/pitivi/figures/
/usr/share/help/cs/pitivi/gstreamer.page
/usr/share/help/cs/pitivi/importing.page
/usr/share/help/cs/pitivi/importingmpegts.page
/usr/share/help/cs/pitivi/index.page
/usr/share/help/cs/pitivi/keyframecurves.page
/usr/share/help/cs/pitivi/layers.page
/usr/share/help/cs/pitivi/license.page
/usr/share/help/cs/pitivi/mainwindow.page
/usr/share/help/cs/pitivi/medialibrary.page
/usr/share/help/cs/pitivi/movearoundtimeline.page
/usr/share/help/cs/pitivi/presets.page
/usr/share/help/cs/pitivi/rendering.page
/usr/share/help/cs/pitivi/savescreenshot.page
/usr/share/help/cs/pitivi/selectiongrouping.page
/usr/share/help/cs/pitivi/splitting.page
/usr/share/help/cs/pitivi/sysreq.page
/usr/share/help/cs/pitivi/transitions.page
/usr/share/help/cs/pitivi/trimming.page
/usr/share/help/cs/pitivi/usingclips.page
/usr/share/help/cs/pitivi/usingeffects.page
/usr/share/help/cs/pitivi/welcomedialog.page
/usr/share/help/cs/pitivi/workwithprojects.page