2097
Patrick Ball has spent more than twenty years conducting quantitative analysis for truth commissions, non-governmental organizations, international criminal tribunals, and United Nations missions in El Salvador, Ethiopia, Guatemala, Haiti, South Africa, Chad, Sri Lanka, East Timor, Sierra Leone, South Africa, Kosovo, Liberia, Peru, Colombia, the Democratic Republic University of Michigan Congo, and Syria.
 education institution: Patrick Ball, University of Michigan
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
 Entity Pairs:  Patrick Ball, University of Michigan 
Answer:
 education institution: Patrick Ball, University of Michigan