/usr/share/gnubg/fonts/Vera.ttf is in gnubg-data 1.04.000-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/gnubg/fonts/../../fonts/truetype/ttf-dejavu/DejaVuSans.ttf
/usr/share/gnubg/fonts/../../fonts/truetype/ttf-dejavu/DejaVuSans.ttf