deb http://bg.archive.ubuntu.com/ubuntu/ artful main restricted
deb http://bg.archive.ubuntu.com/ubuntu/ artful-updates main restricted
deb http://bg.archive.ubuntu.com/ubuntu/ artful universe
deb http://bg.archive.ubuntu.com/ubuntu/ artful-updates universe
deb http://bg.archive.ubuntu.com/ubuntu/ artful multiverse
deb http://bg.archive.ubuntu.com/ubuntu/ artful-updates multiverse
deb http://bg.archive.ubuntu.com/ubuntu/ artful-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu artful-security main restricted
deb http://security.ubuntu.com/ubuntu artful-security universe
deb http://security.ubuntu.com/ubuntu artful-security multiverse