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Minister of Women Affairs In October 2004 , during a workshop on the socio-economic implications of human trafficking and child labour , Akpan noted that Nigeria was the first and only country in West Africa to enact an anti-human trafficking act .
 person: Akpan; location: Nigeria
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: Akpan, Nigeria 
Answer:
 person: Akpan; location: Nigeria