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Datu Unsay 's brothers and father , Datu Andal Ampatuan , were detained when Martial Law briefly took effect in Maguindanao as an aftermath of the 11/23 Massacre .
 person: Andal Ampatuan
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: Andal Ampatuan