/usr/bin/Cynthiune is in cynthiune.app 1.0.0-1+b4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/bin/../lib/GNUstep/Applications/Cynthiune.app/Cynthiune
/usr/bin/../lib/GNUstep/Applications/Cynthiune.app/Cynthiune