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The Gunnebo Security Group ( OMX : GUNN ) is a multinational corporation headquartered in Gothenburg , Sweden specialising in security solutions mainly in the areas of cash handling , physical security , electronic security and entrance control .
 OMX, Gothenburg, Sweden
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 OMX, Gothenburg, Sweden