<oerjan> le/rn Hungry//Hungry is a country in Europe, formerly part of the Ostrich empire. It split after a famine that got so severe that they had to start editing disgusting things like bell peppers. Absurdly, this became a tradition that continues until the present day.

sep='//`'
[[ "$1" == ?*"$sep"* ]] || { echo 'Usage: `# <comment>'"$sep"'<command>' >&2 ; exit 1; }
nur "${1#*$sep}"