Complex sentence: Decimalisation was overseen by the "Irish Decimal Currency Board" which was created on June 12 1968, it provided a variety of changover information including a phamphet called "Everyone's Guide to Decimal Currency".
Split into simpler sentences: Decimalisation was overseen by the "Irish Decimal Currency Board" which was created on June 12 1968. It provided a variety of changover information including a pamphlet called "Everyone's Guide to Decimal Currency".