If the item is of the form [ <i>B</i> → β •, <i>k</i> ] then for each item [ <i>A</i> → α • <i>B</i> γ, <i>j</i> ] in the Earley set denoted by <i>k</i> an item [ <i>A</i> → α <i>B</i> • γ, <i>j</i> ] is added to the current Earley set.