3479
Her father is a vice president and the chief investment officer at the Claude Worthington Benedum Foundation , a charitable organization in Pittsburgh , which supports education and economic development in southwestern Pennsylvania and West Virginia .
 location contains: Pennsylvania, Pittsburgh
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:  Pennsylvania, Pittsburgh 
Answer:
 location contains: Pennsylvania, Pittsburgh