304345
Career Colin O'Brien began his League of Ireland career with Dundalk after joining from schoolboy club River Valley Rangers .
 person: Colin O'Brien; organization: Dundalk
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: Colin O'Brien, Dundalk 
Answer:
 person: Colin O'Brien; organization: Dundalk