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Amir al-Arabi Ali Gharib is a Libya n diplomat and the current Ambassador of Libya to Russia , presenting his credentials to Russian President Dmitry Medvedev on 12 October 2009 .
 person: Amir al-Arabi Ali Gharib; location: Libya; location: Libya; person: Dmitry Medvedev
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: Amir al-Arabi Ali Gharib; location: Libya; location: Libya; person: Dmitry Medvedev