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The early seat of power of this dynasty appears to have been in County Louth at Óchtar Cuillche ( Colland ) at Collon , south of Ardee , County Louth and his descendants are said to have split up their inheritance here in the early 6th century .
 None
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:  
Answer:
 None