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Pre-decimalisation , Ireland and the United Kingdom used a mixed duodecimal-vigesimal currency system ( 12 " pence = 1 " shilling , 20 " shillings or 240 " pence to the pound sterling or Irish pound ) , and Charlemagne established a monetary system that also had a mixed base of twelve and twenty , the remnants of which persist in many places .
 location: Ireland; location: United Kingdom; person: Charlemagne
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Ireland; location: United Kingdom; person: Charlemagne