Complex sentence: As of December 2015, the Bank of England banknotes in circulation are from two distinct series: the £5 and £10 notes are from the revised Series E (£5 first issued in 2002, £10 first issued in 2000).
Split into simpler sentences: As of December 2015, the Bank of England banknotes in circulation are from two distinct series. The £5 and £10 notes are from the revised Series E (£5 first issued in 2002, £10 first issued in 2000).