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Early elections have been held only twice in Germany 's postwar history : in 1972 , while Willy Brandt was chancellor , and in 1983 , when Helmut Kohl , who had become chancellor because of a party realignment in Parliament , sought to strengthen his political position .
 nationality: Helmut Kohl, Germany; nationality: Willy Brandt, Germany
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: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 nationality: Helmut Kohl, Germany; nationality: Willy Brandt, Germany