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Blue volcanic glow from lava-licking flames of sulphur gas . Dusk photo by Olivier Grunewald http://t.co/8vKBBVwkn1 http://t.co/4KtjoUsl5l
 person: Olivier Grunewald
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:
 person: Olivier Grunewald