$ dpkg-query -s "libfontconfig1" prints the status of the amd64 package, but $ dpkg-query -W -f='${binary:Package}\n' "libfontconfig1" prints the package name with both amd64 and i386 architectures.
$ dpkg-query -s "libfontconfig1" Package} \n' "libfontconfig1"
prints the status of the amd64 package, but
$ dpkg-query -W -f='${binary:
prints the package name with both amd64 and i386 architectures.