/usr/ is in libgnome-speech-dev 1:0.4.25-5ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/pkgconfig/
/usr/lib/pkgconfig/gnome-speech-1.0.pc
/usr/share/
/usr/share/idl/
/usr/share/idl/gnome-speech-1.0/
/usr/share/idl/gnome-speech-1.0/GNOME_Speech_SpeechCallback.idl
/usr/share/idl/gnome-speech-1.0/GNOME_Speech_Speaker.idl
/usr/share/idl/gnome-speech-1.0/GNOME_Speech_SynthesisDriver.idl
/usr/share/idl/gnome-speech-1.0/GNOME_Speech.idl
/usr/share/doc/
/usr/share/doc/libgnome-speech-dev/
/usr/share/doc/libgnome-speech-dev/copyright
/usr/share/doc/libgnome-speech-dev/gnome-speech.html
/usr/include/
/usr/include/gnome-speech-1.0/
/usr/include/gnome-speech-1.0/gnome-speech/
/usr/include/gnome-speech-1.0/gnome-speech/gnome-speech.h
/usr/include/gnome-speech-1.0/gnome-speech/speaker.h
/usr/include/gnome-speech-1.0/gnome-speech/GNOME_Speech.h
/usr/lib/libgnomespeech.so
/usr/share/doc/libgnome-speech-dev/README.gz
/usr/share/doc/libgnome-speech-dev/NEWS.gz
/usr/share/doc/libgnome-speech-dev/AUTHORS
/usr/share/doc/libgnome-speech-dev/changelog.Debian.gz