3771
After 15 years in India , Hans joined the firm 's principal office in Winterthur , Switzerland and between 1965 and 1972 was president and chief executive of Volkart USA .
 location contains: Switzerland, Winterthur
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Switzerland, Winterthur 
Answer:
 location contains: Switzerland, Winterthur