43524
He served as Plaid Cymru Member of Parliament for Caernarfon from 1974 until 2001 and as Assembly Member for Caernarfon from 1999 until 2003 .
 organization: Plaid Cymru; location: Caernarfon; location: Caernarfon
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Plaid Cymru, Caernarfon, Caernarfon 
Answer:
 organization: Plaid Cymru; location: Caernarfon; location: Caernarfon