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Sigtrygg II Silkbeard Olafsson ( also Sihtric , Sitric and Sitrick in Irish texts ; or Sigtryg and Sigtryggr in Scandinavian texts ) was a Hiberno-Norse King of Dublin ( possibly AD 989 – 994 ; restored or began 995 – 1000 ; restored 1000 and abdicated 1036 ) of the Uí Ímair dynasty .
 person: Sigtrygg; person: Silkbeard; location: Dublin
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: Sigtrygg, Silkbeard, Dublin 
Answer:
 person: Sigtrygg; person: Silkbeard; location: Dublin