2779
Kalvero Oberg earned a bachelor's degree in economics from the University of British Columbia, attended the University of Pittsburgh , where he earned a master's degree in economics, and earned his doctorate from University of Chicago which linked economics and the social organization among the Tlingit, an Alaskan Native tribe.
 education institution: Kalvero Oberg, University of Pittsburgh
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
Answer:
 education institution: Kalvero Oberg, University of Pittsburgh